Lighthouse Desktop

· 0 checks — Desktop Lighthouse audit -- Performance, Accessibility, Best Practices, and SEO category breakdown.

SCORE

GRADE

FIX

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INFO

Detailed Report

Audit breakdown by category with detailed findings.

Performance

Insights

Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling

Why this matters

Performance issues directly impact user engagement and conversion rates.

3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A long cache lifetime can speed up repeat visits to your page. Learn more about caching.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Request	Cache TTL	Transfer Size
cdn-ukwest.onetrust.com/scripttemplates/202509.1.0/otBannerSdk.js	86400.0 s	121.7 KiB
/js/sharethis.js	600.0 s	46.9 KiB
/cdn-cgi/challenge-platform/h/b/scripts/jsd/0b8fb825cb67/...	14400.0 s	12.1 KiB
/consent/7578151e-ad03-4950-b817-ac1f5e52aa60/otSDKStub.js	86400.0 s	11.4 KiB
/logos/44cfb464-4f22-49b4-9500-263dc4142f69/b1e00f47-2eee...	86400.0 s	10.3 KiB
buttons-config.sharethis.com/js/5d80a476ab6f1000123c90c8.js	60.0 s	1.3 KiB
cdn-ukwest.onetrust.com/logos/static/powered_by_logo.svg	86400.0 s	2.5 KiB

Layout shifts occur when elements move absent any user interaction. Investigate the causes of layout shifts, such as elements being added, removed, or their fonts changing as the page loads.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:node label:Element subItemsHeading:map[key:extra] valueType:node] map[granularity:0.001 key:score label:Layout shift score subItemsHeading:map[key:cause valueType:text] valueType:numeric]]

items: [map[node:map[type:text value:Total] score:0.022195] map[node:map[boundingRect:map[bottom:1470 height:450 left:336 right:606 top:1019 width:270] lhId:page-64-A nodeLabel:Sophie Raworth Running on Air book jacket. path:1,HTML,1,BODY,14,MAIN,6,SECTION,0,DIV,4,DIV,14,DIV,0,UL,4,LI,0,DIV,0,DIV,0,A selector:li.owl-item > div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker snippet:<a class="featured-product-link-marker" href="/uk/running-on-air-9781399426336/"> type:node] score:0.016262] map[node:map[boundingRect:map[bottom:1469 height:449 left:1041 right:1311 top:1020 width:270] lhId:page-68-A nodeLabel:A Case of Life and Limb paperback book jacket. path:1,HTML,1,BODY,14,MAIN,6,SECTION,0,DIV,4,DIV,14,DIV,0,UL,5,LI,0,DIV,0,DIV,0,A selector:li.owl-item > div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker snippet:<a class="featured-product-link-marker" href="/uk/case-of-life-and-limb-9781526668752/"> type:node] score:0.005817] map[node:map[boundingRect:map[bottom:166 height:64 left:358 right:992 top:102 width:635] lhId:page-63-UL nodeLabel:BOOKS AUTHORS DISCOVER CONNECT path:1,HTML,1,BODY,11,HEADER,4,NAV,1,DIV,0,DIV,0,UL selector:nav.main-navigation > div#navbarSupportedContent > div.d-flex > ul#desktopMainNavigation snippet:<ul class="navbar-nav" id="desktopMainNavigation"> type:node] score:0.000116 subItems:map[items:[map[cause:Unsized image element extra:map[boundingRect:map[bottom:2542 height:220 left:82 right:225 top:2322 width:143] lhId:page-40-IMG nodeLabel:Night Fire cover path:1,HTML,1,BODY,14,MAIN,9,SECTION,0,DIV,0,DIV,1,DIV,4,DIV,0,DIV,24,DIV,0,UL,0,LI,0,DIV,0,DIV,0,DIV,0,A,0,IMG selector:div.product-listing-item > div.product-listing-item__image > a > img snippet:<img src="https://res.cloudinary.com/bloomsbury-atlas/image/upload/w_148,c_scale,dpr…" alt="Night Fire cover"> type:node]] map[cause:Web font extra:map[type:url value:https://fonts.gstatic.com/s/opensans/v44/memvYaGs126MiZpBA-UvWbX2vVnXBbObj2OVTS-mu0SC55I.woff2]]] type:subitems]]]

items: [map[node:map[type:text value:Total] score:0.401853] map[node:map[boundingRect:map[bottom:896 height:664 left:0 right:1350 top:232 width:1350] lhId:page-69-DIV nodeLabel:Harry Potter and the Half-Blood Prince, Illustrated Edition Receive an exclusi… path:1,HTML,1,BODY,14,MAIN,3,SECTION,0,DIV selector:body.bg-white > main#main-content > section > div.home-hero--container snippet:<div class="home-hero--container"> type:node] score:0.401853]]

Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Consider setting font-display to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with font metric overrides.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL	Est Savings
www.bloomsbury.com/Fonts/TiemposTextWeb-Regular.woff	830 ms
www.bloomsbury.com/Fonts/TiemposHeadlineWeb-Semibold.woff	810 ms
www.bloomsbury.com/Fonts/TiemposHeadlineTest-Regular.woff	665 ms
www.bloomsbury.com/fonts/bp-icons/fonts/bloomsbury.woff	610 ms

A forced reflow occurs when JavaScript queries geometric properties (such as offsetWidth) after styles have been invalidated by a change to the DOM state. This can result in poor performance. Learn more about forced reflows and possible mitigations.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:source label:Top function call valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]

items: [map[reflowTime:390.011 source:map[column:30453 line:2 type:source-location url:https://code.jquery.com/jquery-3.6.4.min.js urlProvider:network]]]

headings: [map[key:source label:Source valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]

items: [map[reflowTime:177.816 source:map[type:text value:[unattributed]]] map[reflowTime:1.124 source:map[column:52628 line:1 type:source-location url:https://code.jquery.com/jquery-3.6.4.min.js urlProvider:network]] map[reflowTime:0.942 source:map[column:52686 line:1 type:source-location url:https://code.jquery.com/jquery-3.6.4.min.js urlProvider:network]] map[reflowTime:0.708 source:map[column:52750 line:1 type:source-location url:https://code.jquery.com/jquery-3.6.4.min.js urlProvider:network]] map[reflowTime:1.876 source:map[column:56569 line:1 type:source-location url:https://code.jquery.com/jquery-3.6.4.min.js urlProvider:network]] map[reflowTime:6.604 source:map[column:51931 line:1 type:source-location url:https://code.jquery.com/jquery-3.6.4.min.js urlProvider:network]] map[reflowTime:66.592 source:map[column:51909 line:1 type:source-location url:https://code.jquery.com/jquery-3.6.4.min.js urlProvider:network]] map[reflowTime:0.845 source:map[column:53663 line:1 type:source-location url:https://code.jquery.com/jquery-3.6.4.min.js urlProvider:network]] map[reflowTime:12.904 source:map[column:87888 line:1 type:source-location url:https://code.jquery.com/jquery-3.6.4.min.js urlProvider:network]] map[reflowTime:291.179 source:map[column:81799 line:1 type:source-location url:https://code.jquery.com/jquery-3.6.4.min.js urlProvider:network]] map[reflowTime:3.773 source:map[column:10285 line:12 type:source-location url:https://www.bloomsbury.com/scripts/vendor/swiper/swiper-bundle.min.js?v=yGbYnBLt8XnRab8t4RcvXqeunatqGC1LtjDRyY3yjRk urlProvider:network]] map[reflowTime:1.828 source:map[column:16826 line:12 type:source-location url:https://www.bloomsbury.com/scripts/vendor/swiper/swiper-bundle.min.js?v=yGbYnBLt8XnRab8t4RcvXqeunatqGC1LtjDRyY3yjRk urlProvider:network]] map[reflowTime:1.636 source:map[column:4565 line:12 type:source-location url:https://www.bloomsbury.com/scripts/vendor/swiper/swiper-bundle.min.js?v=yGbYnBLt8XnRab8t4RcvXqeunatqGC1LtjDRyY3yjRk urlProvider:network]] map[reflowTime:33.585 source:map[column:285262 line:6 type:source-location url:https://cdn-ukwest.onetrust.com/scripttemplates/202509.1.0/otBannerSdk.js urlProvider:network]] map[reflowTime:0.165 source:map[column:285606 line:6 type:source-location url:https://cdn-ukwest.onetrust.com/scripttemplates/202509.1.0/otBannerSdk.js urlProvider:network]] map[reflowTime:0.798 source:map[column:338116 line:6 type:source-location url:https://cdn-ukwest.onetrust.com/scripttemplates/202509.1.0/otBannerSdk.js urlProvider:network]]]

Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size

Why this matters

Performance issues directly impact user engagement and conversion rates.

	URL	Resource Size	Est Savings
The Pretender Shortlisted for the 2026 Walter Scott Prize for Historical Ficti… `div.owl-stage-outer > ul.owl-stage > li.owl-item > div.home-hero`	www.bloomsbury.com/media/arbclplp/pretender.jpg	1.6 MiB	990.0 KiB
30% off Pocket Potters pre-orders and tote bags PRE-ORDER NOW `div.owl-stage-outer > ul.owl-stage > li.owl-item > div.home-hero`	www.bloomsbury.com/media/5rsdxpaq/pocket-potters-group-homepage-banner.jpg	1.0 MiB	830.9 KiB
div.home-hero--content > div.home-hero-image > a.hero-link-marker > img `div.home-hero--content > div.home-hero-image > a.hero-link-marker > img`	www.bloomsbury.com/media/f2zdbxas/hp6-illustrated-edition-and-tote-bag.png	808.7 KiB	758.7 KiB
div.home-hero--content > div.home-hero-image > a.hero-link-marker > img `div.home-hero--content > div.home-hero-image > a.hero-link-marker > img`	www.bloomsbury.com/media/f2zdbxas/hp6-illustrated-edition-and-tote-bag.png	808.7 KiB	758.7 KiB
Harry Potter and the Half-Blood Prince, Illustrated Edition Receive an exclusi… `div.owl-stage-outer > ul.owl-stage > li.owl-item > div.home-hero`	www.bloomsbury.com/media/xcwjiteg/hp6-background.jpg	845.2 KiB	637.7 KiB
Photo of Kate Bradbury next to One Garden Against the World and Wildlife Garden… `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	www.bloomsbury.com/media/w0ak0h4y/kate-bradbury-1236-x-699.jpg	661.7 KiB	521.1 KiB
Photo of Kate Bradbury next to One Garden Against the World and Wildlife Garden… `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	www.bloomsbury.com/media/w0ak0h4y/kate-bradbury-1236-x-699.jpg	661.7 KiB	521.1 KiB
An aerial image of a forest featuring a house shaped lake `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	/media/xkthvror/an-ariel-image-of-a-forest-with-a-house-s...	363.5 KiB	330.1 KiB
An aerial image of a forest featuring a house shaped lake `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	/media/xkthvror/an-ariel-image-of-a-forest-with-a-house-s...	363.5 KiB	330.1 KiB
Court of Thorns and Roses 6 book jacket `div.home-hero--content > div.home-hero-image > a.hero-link-marker > img`	www.bloomsbury.com/media/itybwu22/sarah-j-maas-acotar-books-6-and-7-resized.png	335.1 KiB	295.2 KiB
Court of Thorns and Roses 6 book jacket `div.home-hero--content > div.home-hero-image > a.hero-link-marker > img`	www.bloomsbury.com/media/itybwu22/sarah-j-maas-acotar-books-6-and-7-resized.png	335.1 KiB	295.2 KiB
div.content-tiles-item > a > div.card-image-container > div.card-image-inner `div.content-tiles-item > a > div.card-image-container > div.card-image-inner`	www.bloomsbury.com/media/sfalaeay/fy26_tb_marvel_aoc_blog_content_tile.jpg	344.0 KiB	210.2 KiB
Boudicca's Daughter by Elodie Harper paperback. `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	/media/kv0j2frp/boudicaas-daughter-by-elodie-harper-paerb...	225.1 KiB	209.7 KiB
Boudicca's Daughter by Elodie Harper paperback. `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	/media/kv0j2frp/boudicaas-daughter-by-elodie-harper-paerb...	225.1 KiB	209.7 KiB
Author Tony Juniper leaning against a tree with his arms folded, credit: Jason … `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	www.bloomsbury.com/media/dnnjqafa/tony-juniper-credit-jason-bye-content-tile.jpg	237.9 KiB	204.5 KiB
Author Tony Juniper leaning against a tree with his arms folded, credit: Jason … `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	www.bloomsbury.com/media/dnnjqafa/tony-juniper-credit-jason-bye-content-tile.jpg	237.9 KiB	204.5 KiB
div.content-tiles-item > a > div.card-image-container > div.card-image-inner `div.content-tiles-item > a > div.card-image-container > div.card-image-inner`	www.bloomsbury.com/media/dlbbuben/audiobook-assets_contenttile_2.jpg	229.4 KiB	196.0 KiB
div.home-hero--content > div.home-hero-image > a.hero-link-marker > img `div.home-hero--content > div.home-hero-image > a.hero-link-marker > img`	www.bloomsbury.com/media/r4yhyryg/bookjacketasset-uk.png	220.0 KiB	189.5 KiB
div.home-hero--content > div.home-hero-image > a.hero-link-marker > img `div.home-hero--content > div.home-hero-image > a.hero-link-marker > img`	www.bloomsbury.com/media/r4yhyryg/bookjacketasset-uk.png	220.0 KiB	189.5 KiB
Yellow book jacket with red text for Don't Forget We're Here Forever by Lamorna… `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	/media/imthpnkt/dont-forget-were-here-forever-paperback-b...	189.2 KiB	173.7 KiB
Yellow book jacket with red text for Don't Forget We're Here Forever by Lamorna… `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	/media/imthpnkt/dont-forget-were-here-forever-paperback-b...	189.2 KiB	173.7 KiB
A Case of Life and Limb paperback book jacket. `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	/media/jorpit01/a-case-of-life-and-limb-by-sally-smith-pa...	165.2 KiB	149.6 KiB
A Case of Life and Limb paperback book jacket. `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	/media/jorpit01/a-case-of-life-and-limb-by-sally-smith-pa...	165.2 KiB	149.6 KiB
George Saunder's Vigil book jacket `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	www.bloomsbury.com/media/luadtpob/george-saunders-vigil-book-jacket.jpg	161.8 KiB	146.1 KiB
George Saunder's Vigil book jacket `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	www.bloomsbury.com/media/luadtpob/george-saunders-vigil-book-jacket.jpg	161.8 KiB	146.1 KiB
div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	/media/fd2jolnz/asparagus-and-potato-frittata-1374-for-bl...	190.9 KiB	143.7 KiB
div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	/media/fd2jolnz/asparagus-and-potato-frittata-1374-for-bl...	190.9 KiB	143.7 KiB
The Walking Cure paperback book jacket `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	www.bloomsbury.com/media/545lzk2y/the-walking-cure-paperback-annabel-streets.jpg	156.0 KiB	140.4 KiB
The Walking Cure paperback book jacket `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	www.bloomsbury.com/media/545lzk2y/the-walking-cure-paperback-annabel-streets.jpg	156.0 KiB	140.4 KiB
Sophie Raworth Running on Air book jacket. `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	www.bloomsbury.com/media/ztujaleg/sophie-raworth-running-on-air-book-jacket.jpg	155.7 KiB	140.1 KiB
Sophie Raworth Running on Air book jacket. `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	www.bloomsbury.com/media/ztujaleg/sophie-raworth-running-on-air-book-jacket.jpg	155.7 KiB	140.1 KiB
Elizabeth Gilbert's All the Way to the River, Anthony Bourdain's Kitchen Confid… `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	/media/pp5gysy1/best-non-fiction-audiobooks-for-your-dail...	170.6 KiB	137.2 KiB
Elizabeth Gilbert's All the Way to the River, Anthony Bourdain's Kitchen Confid… `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	/media/pp5gysy1/best-non-fiction-audiobooks-for-your-dail...	170.6 KiB	137.2 KiB
The Big Journey, Hidden Treasure, Nature Spotter Minibeasts and 100 Ideas for P… `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	www.bloomsbury.com/media/y5roukgo/childrens-earth-day-tile-2026.jpg	159.9 KiB	126.5 KiB
The Big Journey, Hidden Treasure, Nature Spotter Minibeasts and 100 Ideas for P… `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	www.bloomsbury.com/media/y5roukgo/childrens-earth-day-tile-2026.jpg	159.9 KiB	126.5 KiB
Wisden Cricketers' Almanack 2026 book jacket `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	/media/5jxf2rll/wisden-cricketers-almanack-2026-book-jack...	135.7 KiB	120.3 KiB
Wisden Cricketers' Almanack 2026 book jacket `div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker > img.img-fluid`	/media/5jxf2rll/wisden-cricketers-almanack-2026-book-jack...	135.7 KiB	120.3 KiB
One Garden Against the World, High Fibre Heroes, Just Earth and The Secret Worl… `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	www.bloomsbury.com/media/fcqanzkh/earth-day-2026-tile.jpg	144.1 KiB	110.6 KiB
One Garden Against the World, High Fibre Heroes, Just Earth and The Secret Worl… `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	www.bloomsbury.com/media/fcqanzkh/earth-day-2026-tile.jpg	144.1 KiB	110.6 KiB
Pretender book jacket `div.home-hero--content > div.home-hero-image > a.hero-link-marker > img`	/media/sjapydq4/the-pretender-by-jo-harkin-paperback-book...	128.6 KiB	107.2 KiB
Pretender book jacket `div.home-hero--content > div.home-hero-image > a.hero-link-marker > img`	/media/sjapydq4/the-pretender-by-jo-harkin-paperback-book...	128.6 KiB	107.2 KiB
div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	www.bloomsbury.com/media/rmsb542e/audiobooks-round-up-women-tile.png	84.1 KiB	47.7 KiB
div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img `div.product-detail-article__item > a > div.card__image--container > div.card__image--container-img`	www.bloomsbury.com/media/rmsb542e/audiobooks-round-up-women-tile.png	84.1 KiB	47.7 KiB
The Last Starborn Seer cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	31.8 KiB	26.7 KiB
Boudicca's Daughter cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	28.4 KiB	23.4 KiB
Remarkably Bright Creatures cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	26.7 KiB	21.6 KiB
The Three Lives of Cate Kay cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	26.5 KiB	21.3 KiB
Bee Speaker cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	25.2 KiB	20.1 KiB
The Illuminated Man cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	24.6 KiB	19.5 KiB
Relative Failures cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	24.4 KiB	19.3 KiB
The Descent cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	24.0 KiB	18.9 KiB
Running on Air cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	23.9 KiB	18.8 KiB
Being Thomas Jefferson cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	23.7 KiB	18.5 KiB
Athens and Sparta cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	23.5 KiB	18.4 KiB
The Sisterhood Rules cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	23.4 KiB	18.3 KiB
Here Where We Live Is Our Country cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	23.5 KiB	18.3 KiB
Murder Like Clockwork cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	23.0 KiB	17.9 KiB
A Case of Life and Limb cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	22.4 KiB	17.2 KiB
Our Beautiful Boys cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	22.3 KiB	17.1 KiB
Night Fire cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	22.1 KiB	17.0 KiB
See You on the Other Side cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	22.0 KiB	16.9 KiB
into the wreck cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	21.6 KiB	16.7 KiB
The Pretender cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	21.7 KiB	16.6 KiB
Paradox cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	21.6 KiB	16.6 KiB
I Think We Should Kill Other People cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	21.6 KiB	16.4 KiB
Vigil cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	21.3 KiB	16.2 KiB
Starside cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	21.2 KiB	16.1 KiB
Julie Chan is Dead cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	20.2 KiB	15.0 KiB
Let the Great World Spin cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	19.9 KiB	14.7 KiB
Theft cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	19.2 KiB	14.1 KiB
How to Start cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	19.2 KiB	14.0 KiB
Why Populists Are Winning cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	18.5 KiB	13.6 KiB
A Cottage in the Country cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	18.5 KiB	13.4 KiB
Joyful, Anyway cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	18.1 KiB	13.2 KiB
The Wildelings cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	18.1 KiB	13.0 KiB
Unseen cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	17.7 KiB	12.7 KiB
Wisden Cricketers' Almanack 2026 cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	17.7 KiB	12.6 KiB
Femme Feral cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	17.3 KiB	12.2 KiB
Walking Shadow cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	15.9 KiB	10.8 KiB
The Daffodil Days cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	14.0 KiB	8.9 KiB
The French Skincare Bible cover `div.product-listing-item > div.product-listing-item__image > a > img`	/bloomsbury-atlas/image/upload/w_148,c_scale,dpr_1.5/jack...	13.3 KiB	8.1 KiB

Each subpart has specific improvement strategies. Ideally, most of the LCP time should be spent on loading the resources, not within delays.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:label label:Subpart valueType:text] map[key:duration label:Duration valueType:ms]]

items: [map[duration:675.3160002441406 label:Time to first byte subpart:timeToFirstByte] map[duration:1946.0529997558594 label:Resource load delay subpart:resourceLoadDelay] map[duration:365.71 label:Resource load duration subpart:resourceLoadDuration] map[duration:1076.135 label:Element render delay subpart:elementRenderDelay]]

lhId: page-62-DIV

nodeLabel: A Court of Thorns and Roses 6 and 7 Sarah J. Maas, the #1 bestselling author o…

path: 1,HTML,1,BODY,14,MAIN,3,SECTION,0,DIV,0,DIV,10,DIV,0,UL,3,LI,0,DIV

selector: div.owl-stage-outer > ul.owl-stage > li.owl-item > div.home-hero

snippet: <div class="home-hero" style="background-image: url("/media/00six4bd/sjm-background-asset-acotar-6-and-7…");" data-ga-title="A Court of Thorns and Roses 6 and 7" data-ga-index="1" data-ga-itemjson="{"item_id":"9781037200076","item_name":"Court of Thorns and Roses 6","affi…" data-ga-id="BBUK9781037200076" aria-hidden="true">

Optimize LCP by making the LCP image discoverable from the HTML immediately, and avoiding lazy-loading

Why this matters

Performance issues directly impact user engagement and conversion rates.

lhId: page-62-DIV

nodeLabel: A Court of Thorns and Roses 6 and 7 Sarah J. Maas, the #1 bestselling author o…

path: 1,HTML,1,BODY,14,MAIN,3,SECTION,0,DIV,0,DIV,10,DIV,0,UL,3,LI,0,DIV

selector: div.owl-stage-outer > ul.owl-stage > li.owl-item > div.home-hero

Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.

Why this matters

Performance issues directly impact user engagement and conversion rates.

description: [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints help the browser establish a connection earlier in the page load, saving time when the first request for that origin is made. The following are the origins that the page preconnected to.

title: Preconnected origins

value: no origins were preconnected

description: Add [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints to your most important origins, but try to use no more than 4.

title: Preconnect candidates

Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL	Transfer Size	Duration
/consent/7578151e-ad03-4950-b817-ac1f5e52aa60/otSDKStub.js	11.4 KiB	272 ms
www.bloomsbury.com/scripts/recaptcha.js	579 B
fonts.googleapis.com/css?family=Open+Sans:400,600,700&display=swap	2.2 KiB	207 ms
stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css	7.3 KiB	260 ms
stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css	24.3 KiB	356 ms
www.bloomsbury.com/css/swiper-bundle.min.css	4.0 KiB
cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/css/all.min.css	19.1 KiB	477 ms
www.bloomsbury.com/css/html.min.css	138.1 KiB	450 ms
www.bloomsbury.com/css/styles.css	8.7 KiB

These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.

Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

TTI

Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 619 ms

URL	Time Spent
bloomsbury.com/	226 ms
www.bloomsbury.com/	393 ms
www.bloomsbury.com/uk/	0.0 ms

These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to windowing. Learn how to improve CLS

Why this matters

Performance issues directly impact user engagement and conversion rates.

Element	Layout shift score
Harry Potter and the Half-Blood Prince, Illustrated Edition Receive an exclusi… `body.bg-white > main#main-content > section > div.home-hero--container`	0.402
Sophie Raworth Running on Air book jacket. `li.owl-item > div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker`	0.016
A Case of Life and Limb paperback book jacket. `li.owl-item > div.hub-slider--carousel_item > div.hub-slider--carousel_item-image > a.featured-product-link-marker`	0.006
BOOKS AUTHORS DISCOVER CONNECT `nav.main-navigation > div#navbarSupportedContent > div.d-flex > ul#desktopMainNavigation`	0.000

The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Diagnostics

Minifying JavaScript files can reduce payload sizes and script parse time. Learn how to minify JavaScript.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 40 ms 36.2 KiB

URL	Transfer Size	Est Savings
/scripts/site-c.js?v=mvfgYq7QeQn7ijmZ0L2_4F2SInsJ-m-I3sJT...	26.0 KiB	11.7 KiB
/scripts/vendor/mcustomscrollbar/mCustomScrollbar.js?v=Bx...	29.0 KiB	11.3 KiB
/scripts/vendor/owl/owl.carousel.js?v=exV4rmKBB-UjoShIKkp...	28.4 KiB	11.2 KiB
platform-api.sharethis.com/js/sharethis.js	6.9 KiB	2.0 KiB

Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 120 ms 186.7 KiB

URL	Transfer Size	Est Savings
www.bloomsbury.com/css/html.min.css	137.8 KiB	127.0 KiB
stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css	23.8 KiB	22.1 KiB
	21.7 KiB	19.3 KiB
cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/css/all.min.css	18.4 KiB	18.3 KiB

Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 40 ms 312.0 KiB

URL	Transfer Size	Est Savings
www.gstatic.com/recaptcha/releases/gTpTIWhbKpxADzTzkcabhXN4/recaptcha__en.js	361.8 KiB	161.9 KiB
www.googletagmanager.com/gtag/js?id=G-HS160T99XT&cx=c&gtm=4e64h1	150.5 KiB	59.5 KiB
/scripts/vendor/masked-input/jquery.inputmask.min.js?v=LY...	38.0 KiB	34.6 KiB
/scripts/vendor/swiper/swiper-bundle.min.js?v=yGbYnBLt8Xn...	56.2 KiB	34.4 KiB
/scripts/vendor/mcustomscrollbar/mCustomScrollbar.js?v=Bx...	29.0 KiB	21.5 KiB

Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to reduce Javascript execution time.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL	Total CPU Time	Script Evaluation	Script Parse
Unattributable	1.2 s	38 ms	0.0 ms
code.jquery.com/jquery-3.6.4.min.js	1.1 s	612 ms	9.5 ms
www.bloomsbury.com/uk/	886 ms	25 ms	2.4 ms
/scripts/vendor/swiper/swiper-bundle.min.js?v=yGbYnBLt8Xn...	184 ms	122 ms	5.6 ms
www.googletagmanager.com/gtag/js?id=G-HS160T99XT&cx=c&gtm=4e64h1	151 ms	122 ms	20 ms
cdn-ukwest.onetrust.com/scripttemplates/202509.1.0/otBannerSdk.js	131 ms	66 ms	19 ms
www.googletagmanager.com/gtm.js?id=GTM-NQKV755	124 ms	105 ms	18 ms
www.bloomsbury.com/cdn-cgi/challenge-platform/scripts/jsd/main.js	106 ms	102 ms	1.1 ms
www.gstatic.com/recaptcha/releases/gTpTIWhbKpxADzTzkcabhXN4/recaptcha__en.js	83 ms	47 ms	36 ms

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread work

Why this matters

Performance issues directly impact user engagement and conversion rates.

Category	Time Spent
Other	1.3 s
Script Evaluation	1.3 s
Style & Layout	926 ms
Parse HTML & CSS	228 ms
Script Parsing & Compilation	157 ms
Rendering	118 ms
Garbage Collection	36 ms

Many navigations are performed by going back to a previous page, or forwards again. The back/forward cache (bfcache) can speed up these return navigations. Learn more about the bfcache

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failure reason	Failure type
Pages with cache-control:no-store header cannot enter back/forward cache.	Actionable
Pages whose main resource has cache-control:no-store cannot enter back/forward cache.	Not actionable
Back/forward cache is disabled because some JavaScript network request received resource with Cache-Control: no-store header.	Not actionable

Minifying CSS files can reduce network payload sizes. Learn how to minify CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 0.0 ms 2.2 KiB

URL	Transfer Size	Est Savings
www.bloomsbury.com/css/styles.css	8.7 KiB	2.2 KiB

Large network payloads cost users real money and are highly correlated with long load times. Learn how to reduce payload sizes.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL	Transfer Size
www.bloomsbury.com/media/c4yjtjxs/audiobook-assets_v4_herosliderbg.jpg	2.0 MiB
www.bloomsbury.com/media/arbclplp/pretender.jpg	1.6 MiB
www.bloomsbury.com/media/5rsdxpaq/pocket-potters-group-homepage-banner.jpg	1.0 MiB
www.bloomsbury.com/media/xcwjiteg/hp6-background.jpg	845.8 KiB
www.bloomsbury.com/media/f2zdbxas/hp6-illustrated-edition-and-tote-bag.png	809.3 KiB
www.bloomsbury.com/media/f2zdbxas/hp6-illustrated-edition-and-tote-bag.png	809.2 KiB
www.bloomsbury.com/media/w0ak0h4y/kate-bradbury-1236-x-699.jpg	662.3 KiB
www.bloomsbury.com/media/w0ak0h4y/kate-bradbury-1236-x-699.jpg	662.2 KiB
www.bloomsbury.com/media/qjkl5e4i/umbraco-tile-fabrice.png	412.1 KiB
www.bloomsbury.com/media/qjkl5e4i/umbraco-tile-fabrice.png	412.0 KiB

Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions

Why this matters

Performance issues directly impact user engagement and conversion rates.

	URL
div.home-hero--content > div.home-hero-image > a.hero-link-marker > img `div.home-hero--content > div.home-hero-image > a.hero-link-marker > img`	www.bloomsbury.com/media/f2zdbxas/hp6-illustrated-edition-and-tote-bag.png
div.home-hero--content > div.home-hero-image > a.hero-link-marker > img `div.home-hero--content > div.home-hero-image > a.hero-link-marker > img`	www.bloomsbury.com/media/f2zdbxas/hp6-illustrated-edition-and-tote-bag.png
div.home-hero--content > div.home-hero-image > a.hero-link-marker > img `div.home-hero--content > div.home-hero-image > a.hero-link-marker > img`	www.bloomsbury.com/media/f2zdbxas/hp6-illustrated-edition-and-tote-bag.png

More information about the performance of your application. These numbers don't directly affect the Performance score.

●Optimize DOM size

●Modern HTTP

●Optimize viewport for mobile

●User Timing marks and measures 9 user timings

●Avoid long main-thread tasks 8 long tasks found

●Network Requests

●Network Round Trip Times 10 ms

●Server Backend Latencies 390 ms

●Tasks

●Diagnostics

●Metrics

●Screenshot Thumbnails

●Final Screenshot

●Script Treemap Data

●Resources Summary

●Initial server response time was short Root document took 590 ms

○INP breakdown

○Avoid non-composited animations

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

Names and labels

When a button doesn't have an accessible name, screen readers announce it as "button", making it unusable for users who rely on screen readers. Learn how to make buttons more accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot `div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot`
div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot `div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot`
div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot `div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot`
div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot `div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot`
div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot `div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot`
div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot `div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot`
div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot `div.hub-slider--container > div.hub-slider--carousel-home > div.owl-dots > button.owl-dot`

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Contrast

Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Country: UK `li.header-links > ul.list-unstyled > li.header-dropdown > a#navbarDropdownTerritories`

Low-contrast text is difficult or impossible for many users to read. Link text that is discernible improves the experience for users with low vision. Learn how to make links distinguishable.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Privacy Policy `div.modal-body--content > form#signUpForm > p.fs-smallest > a`

These are opportunities to improve the legibility of your content.

Navigation

Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more about heading order.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div.modal-dialog > div.modal-content > div.modal-body > h5 `div.modal-dialog > div.modal-content > div.modal-body > h5`

These are opportunities to improve keyboard navigation in your application.

Tables and lists

Screen readers require list items (`<li>`) to be contained within a parent `<ul>`, `<ol>` or `<menu>` to be announced properly. Learn more about proper list structure.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Profile Shopping Cart (0 item) 0 Country: UK `div.headerSectionRight > div.row > div.col-6 > li.header-links`

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Best practices

Touch targets with sufficient size and spacing help users who may have difficulty targeting small controls to activate the targets. Learn more about touch targets.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Slide 4 `div.home-hero--container > div.custom-dots--wrapper > div.custom-dots > button.owl-dot`
Slide 5 `div.home-hero--container > div.custom-dots--wrapper > div.custom-dots > button.owl-dot`

These items highlight common accessibility best practices.

Visible text labels that do not match the accessible name can result in a confusing experience for screen reader users. Learn more about accessible names.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Richard Strachan `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Sam Beckbessinger `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Jay McInerney `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Susannah Dickey `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Douglas Preston `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Aletheia Preston `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Kathy Lette `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Sophie Raworth `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Marine Vincent `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Amy Noble `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Lawrence Booth `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Greg Doran `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Jodi Kantor `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Jodi Kantor `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Christopher Priest `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Nina Allan `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Sally Smith `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Elodie Harper `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Jo Harkin `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Colum McCann `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Sameer Pandya `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Kate Fagan `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Annabel Streets `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Frances Wilson `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Lamorna Ash `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Victoria Taylor `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Natalie Brooks `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Natalie Brooks `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Chris Reiter `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Will Wilkes `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Georgina Hayden `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Niki Segnit `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Yotam Ottolenghi `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Niklas Ekstedt `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Kate Young `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Jeffrey Boadi `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Poppy O'Toole `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Sarah J. Maas `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Sarah J. Maas `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Alex Aster `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Neil Jordan `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Venetia Constantine `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Samantha Shannon `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
J.K. Rowling `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Levi Pinfold `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
J.K. Rowling `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Natalie Smillie `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
J.K. Rowling `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Olia Muza `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
J.K. Rowling `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Laura Proietti `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
J.K. Rowling `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Paola Escobar `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
J.K. Rowling `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Helen Brady `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Martha Mumford `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Cherie Zamazing `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Jessie Burton `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Sally Gardner `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Robert Tregoning `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Yasmeen Ismail `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Emma Clarke `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Doro Globus `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Rose Blake `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Hollie Taylor `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Sebastian Humphreys `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Iszi Lawrence `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Rebecca Mottram `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Topsy Page `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Alan Howe `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Laura England `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Adam Kohlbeck `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Chris Passey `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Liz Spooner `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Jacqui Woodcock `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Alex Michael Trew `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Rowan Williams `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Michèle V. Cloonan `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Daniel V. Flanagan Jr. `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
John R. Vile `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Nathalie Nya `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
Raphaël Girard `div.product-listing-item > div.product-listing-item__info > div.product-listing-item__info--author > a`
About Us `div > ul > li > a`
Bloomsbury Professional `div > ul > li > a`
Cookie Policy `div > ul > li > a`
Current Opportunities `div > ul > li > a`
Environmental Policy `div > ul > li > a`
Modern Slavery Statement `div > ul > li > a`
Osprey Publishing `div > ul > li > a`
Privacy Policy `div > ul > li > a`
Terms & Conditions `div > ul > li > a`
Customer Service `div > ul > li > a`
Contact Us `div > ul > li > a`
Returns & Cancellations `div > ul > li > a`

○Interactive controls are keyboard focusable

○Interactive elements indicate their purpose and state

○The page has a logical tab order

○Visual order on the page follows DOM order

○User focus is not accidentally trapped in a region

○The user's focus is directed to new content added to the page

○HTML5 landmark elements are used to improve navigation

○Offscreen content is hidden from assistive technology

○Custom controls have associated labels

○Custom controls have ARIA roles

●`[aria-*]` attributes match their roles

●`[aria-hidden="true"]` is not present on the document `<body>`

●`[role]`s have all required `[aria-*]` attributes

●`[role]` values are valid

●`[aria-*]` attributes have valid values

●`[aria-*]` attributes are valid and not misspelled

●Image elements have `[alt]` attributes

●Input buttons have discernible text.

●Form elements have associated labels

●`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.

●ARIA attributes are used as specified for the element's role

●Elements with `role="dialog"` or `role="alertdialog"` have accessible names.

●`[aria-hidden="true"]` elements do not contain focusable descendents

●Elements use only permitted ARIA attributes

●Document has a `<title>` element

●`<frame>` or `<iframe>` elements have a title

●`<html>` element has a `[lang]` attribute

●`<html>` element has a valid value for its `[lang]` attribute

●Links have a discernible name

●Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).

●No element has a `[tabindex]` value greater than 0

●Skip links are focusable.

●Document has a main landmark.

●Deprecated ARIA roles were not used

●All heading elements contain content.

●Identical links have the same purpose.

○`[accesskey]` values are unique

○`button`, `link`, and `menuitem` elements have accessible names

○ARIA input fields have accessible names

○ARIA `meter` elements have accessible names

○ARIA `progressbar` elements have accessible names

○Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.

○`[role]`s are contained by their required parent element

○Elements with the `role=text` attribute do not have focusable descendents.

○ARIA toggle fields have accessible names

○ARIA `tooltip` elements have accessible names

○ARIA `treeitem` elements have accessible names

○The page contains a heading, skip link, or landmark region

○`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.

○Definition list items are wrapped in `<dl>` elements

○ARIA IDs are unique

○No form fields have multiple labels

○`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.

○`<input type="image">` elements have `[alt]` text

○The document does not use `<meta http-equiv="refresh">`

○`<object>` elements have alternate text

○Select elements have associated label elements.

○Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.

○`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.

○`[lang]` attributes have a valid value

○`<video>` elements contain a `<track>` element with `[kind="captions"]`

○Tables have different content in the summary attribute and `<caption>`.

○Uses ARIA roles only on compatible elements

○Image elements do not have `[alt]` attributes that are redundant text.

○Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.

○`<td>` elements in a large `<table>` have one or more table headers.

Best Practices

General

Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Deprecation / Warning	Source
SharedStorage	www.bloomsbury.com/cdn-cgi/challenge-platform/scripts/jsd/main.js
StorageType.persistent is deprecated. Please use standardized navigator.storage instead.	www.bloomsbury.com/cdn-cgi/challenge-platform/scripts/jsd/main.js
Fledge	www.bloomsbury.com/cdn-cgi/challenge-platform/scripts/jsd/main.js

●Uses HTTPS

●Avoids third-party cookies

●Allows users to paste into input fields

●Avoids requesting the geolocation permission on page load

●Avoids requesting the notification permission on page load

●Displays images with correct aspect ratio

●Serves images with appropriate resolution

●Page has the HTML doctype

●Properly defines charset

●No browser errors logged to the console

●No issues in the `Issues` panel in Chrome Devtools

●Ensure CSP is effective against XSS attacks

●Use a strong HSTS policy

●Ensure proper origin isolation with COOP

●Mitigate DOM-based XSS with Trusted Types

●Detected JavaScript libraries

●Page has valid source maps

○Redirects HTTP traffic to HTTPS

○Mitigate clickjacking with XFO or CSP

SEO

These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.

Content Best Practices

Descriptive link text helps search engines understand your content. Learn how to make links more accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Link destination	Link Text
cookiepedia.co.uk/giving-consent-to-cookies	More information

Format your HTML in a way that enables crawlers to better understand your app’s content.

Crawling and Indexing

Search engines may use `href` attributes on links to crawl websites. Ensure that the `href` attribute of anchor elements links to an appropriate destination, so more pages of the site can be discovered. Learn how to make links crawlable

Why this matters

Performance issues directly impact user engagement and conversion rates.

Uncrawlable Link
United Kingdom `li.header-dropdown > div.dropdown-menu > div.dropdown-body > a.dropdown-item`
Canada `li.header-dropdown > div.dropdown-menu > div.dropdown-body > a.dropdown-item`
Australia `li.header-dropdown > div.dropdown-menu > div.dropdown-body > a.dropdown-item`
United States `li.header-dropdown > div.dropdown-menu > div.dropdown-body > a.dropdown-item`
India `li.header-dropdown > div.dropdown-menu > div.dropdown-body > a.dropdown-item`

If your robots.txt file is malformed, crawlers may not be able to understand how you want your website to be crawled or indexed. Learn more about robots.txt.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Line #	Content	Error
38	`Allow: .js`	`Pattern should either be empty, start with "/" or "*"`
39	`Allow: .css`	`Pattern should either be empty, start with "/" or "*"`

To appear in search results, crawlers need access to your app.

○Structured data is valid

●Page isn’t blocked from indexing

●Document has a `<title>` element

●Document has a meta description

●Page has successful HTTP status code

●Image elements have `[alt]` attributes

●Document has a valid `hreflang`

○Document has a valid `rel=canonical`