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Lighthouse Mobile

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

Audit breakdown by category with detailed findings.

51

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 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:Source valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:30.313 source:map[type:text value:[unattributed]]]]

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.

URLResource SizeEst Savings
Happy Dance GIF div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...625.3 KiB617.3 KiB
TV gif. Debra Jo Rupp as Kitty from That '70s Show laughing so hard that she do… div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...300.7 KiB295.8 KiB
Thinking Of You Love GIF div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...298.2 KiB291.7 KiB
Snow White Cosplay GIF by Jenny Lorenzo div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...244.7 KiB241.8 KiB
Movie gif. Tom Hanks as Forrest Gump stands on a boat with a wide smile on his … div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...166.7 KiB163.4 KiB
Meme gif. The "math lady" meme: A closeup of a blonde woman looking around susp… div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...103.5 KiB99.4 KiB
You Go Get It Girl GIF div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...95.7 KiB91.3 KiB
TV gif. In a black and white scene, George McFarland as Spanky from The Little … div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...68.4 KiB64.1 KiB

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.

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

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

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.

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.

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.

CategoryTime Spent
Script Evaluation2.1 s
Other1.1 s
Style & Layout431 ms
Script Parsing & Compilation332 ms
Rendering291 ms
Garbage Collection66 ms
Parse HTML & CSS49 ms

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: 0.0 ms 15.4 KiB
URLTransfer SizeEst Savings
19.0 KiB15.4 KiB

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

Layout shift culprits
Document request latency
Optimize DOM size
Font display
LCP breakdown
Modern HTTP
Optimize viewport for mobile
Minify CSS
Minify JavaScript
User Timing marks and measures 8 user timings
Avoid long main-thread tasks 12 long tasks found
Image elements have explicit `width` and `height`
Page didn't prevent back/forward cache restoration
Network Requests
Network Round Trip Times 30 ms
Server Backend Latencies 380 ms
Tasks
Diagnostics
Metrics
Screenshot Thumbnails
Final Screenshot
Script Treemap Data
Resources Summary
Avoid multiple page redirects
Initial server response time was short Root document took 320 ms
INP breakdown
LCP request discovery
Avoid non-composited animations
Avoid large layout shifts
84

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.

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
Disagree div.didomi-notice__interior-border > div#buttons > button#didomi-notice-disagree-button > span

These are opportunities to improve the legibility of your content.

Internationalization and localization

If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. Learn more about the `lang` attribute.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
html html

These are opportunities to improve the interpretation of your content by users in different locales.

Best practices

Disabling zooming is problematic for users with low vision who rely on screen magnification to properly see the contents of a web page. Learn more about the viewport meta tag.

Why this matters

Informational: a Permissions-Policy directive showing feature -> allowed origins.

Source: MDN Permissions-Policy

Failing Elements
head > meta head > meta

One main landmark helps screen reader users navigate a web page. Learn more about landmarks.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
html html

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
Manage Cookies div#didomi-notice > div.didomi-notice__interior-border > div#buttons > button#didomi-notice-learn-more-button
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
Buttons have an accessible name
Image elements have `[alt]` attributes
Form elements have associated labels
`button`, `link`, and `menuitem` elements have accessible names
ARIA attributes are used as specified for the element's role
Elements use only permitted ARIA attributes
Document has a `<title>` element
Links have a discernible name
No element has a `[tabindex]` value greater than 0
Touch targets have sufficient size and spacing.
`[lang]` attributes have a valid value
Deprecated ARIA roles were not used
The page contains a heading, skip link, or landmark region
`[accesskey]` values are unique
Elements with `role="dialog"` or `role="alertdialog"` have accessible names.
`[aria-hidden="true"]` elements do not contain focusable descendents
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
`<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
`<frame>` or `<iframe>` elements have a title
Heading elements appear in a sequentially-descending order
`<html>` element has a valid value for its `[lang]` attribute
`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.
Input buttons have discernible text.
`<input type="image">` elements have `[alt]` text
Links are distinguishable without relying on color.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
List items (`<li>`) are contained within `<ul>`, `<ol>` or `<menu>` parent elements
The document does not use `<meta http-equiv="refresh">`
`<object>` elements have alternate text
Select elements have associated label elements.
Skip links are focusable.
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.
`<video>` elements contain a `<track>` element with `[kind="captions"]`
Tables have different content in the summary attribute and `<caption>`.
All heading elements contain content.
Uses ARIA roles only on compatible elements
Image elements do not have `[alt]` attributes that are redundant text.
Identical links have the same purpose.
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.
92

Best Practices

User Experience

Image display dimensions should match natural aspect ratio. Learn more about image aspect ratio.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLAspect Ratio (Displayed)Aspect Ratio (Actual)
TV gif. In a black and white scene, George McFarland as Spanky from The Little … div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...203 x 134 (1.51)200 x 134 (1.49)

Image natural dimensions should be proportional to the display size and the pixel ratio to maximize image clarity. Learn how to provide responsive images.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLDisplayed sizeActual sizeExpected size
Happy Dance GIF div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...203 x 252200 x 248305 x 378
Thinking Of You Love GIF div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...203 x 203200 x 200305 x 305
TV gif. Debra Jo Rupp as Kitty from That '70s Show laughing so hard that she do… div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...203 x 152200 x 150305 x 228
You Go Get It Girl GIF div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...203 x 139200 x 136305 x 209
TV gif. In a black and white scene, George McFarland as Spanky from The Little … div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...203 x 134200 x 134305 x 201
Snow White Cosplay GIF by Jenny Lorenzo div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...203 x 114178 x 100305 x 171
Meme gif. The "math lady" meme: A closeup of a blonde woman looking around susp… div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...203 x 130200 x 128305 x 195
Movie gif. Tom Hanks as Forrest Gump stands on a boat with a wide smile on his … div > a.sc-qZruQ > picture > img.giphy-gif-img
/media/v1.Y2lkPTZjMDliOTUyeW96Ym43bTR1bDEwYTZvajl3czVwbHE...203 x 102200 x 100305 x 153
Uses HTTPS
Avoids deprecated APIs
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
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
92

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.

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
div.sc-b2205e5b-0 > div.sc-b2205e5b-1 > div.sc-48aa2092-0 > a.sc-48aa2092-1 div.sc-b2205e5b-0 > div.sc-b2205e5b-1 > div.sc-48aa2092-0 > a.sc-48aa2092-1
div.sc-b2205e5b-0 > div.sc-b2205e5b-1 > div.sc-48aa2092-0 > a.sc-48aa2092-1 div.sc-b2205e5b-0 > div.sc-b2205e5b-1 > div.sc-48aa2092-0 > a.sc-48aa2092-1

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
Links have descriptive text
robots.txt is valid
Image elements have `[alt]` attributes
Document has a valid `hreflang`
Document has a valid `rel=canonical`

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