220.lv

Image formats like JPEG 2000, JPEG XR, and WebP often provide better compression than PNG or JPEG, which means faster downloads and less data consumption. Learn more.

Serve images that are appropriately-sized to save cellular data and improve load time. Learn more.

Optimized images load faster and consume less cellular data. Learn more.

Redirects introduce additional delays before the page can be loaded. Learn more.

Remove unused JavaScript to reduce bytes consumed by network activity. Learn more.

Resources are blocking the first paint of your page. Consider delivering critical JS/CSS inline and deferring all non-critical JS/styles. Learn more.

Consider marking your touch and wheel event listeners as `passive` to improve your page's scroll performance. Learn more.

Third-party code can significantly impact load performance. Limit the number of redundant third-party providers and try to load third-party code after your page has primarily finished loading. Learn more.

A large DOM will increase memory usage, cause longer style calculations, and produce costly layout reflows. Learn more.

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

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn more

Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn more.

These DOM elements contribute most to the CLS of the page.

The Critical Request Chains below show you what resources are loaded with a high priority. Consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load. Learn more.

To set budgets for the quantity and size of page resources, add a budget.json file. Learn more.

This is the largest contentful element painted within the viewport. Learn More

Lists the longest tasks on the main thread, useful for identifying worst contributors to input delay. Learn more

Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more.

Interactive elements like buttons and links should be large enough (48x48px), and have enough space around them, to be easy enough to tap without overlapping onto other elements. Learn more.

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 More

Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more

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

All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being servedover HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more.

The browser address bar can be themed to match your site. Learn more. Failures: Manifest does not have `theme_color`, No `<meta name="theme-color">` tag found.

A themed splash screen ensures a high-quality experience when users launch your app from their homescreens. Learn more. Failures: Manifest does not have `background_color`, Manifest does not have `theme_color`.

A maskable icon ensures that the image fills the entire shape without being letterboxed when installing the app on a device. Learn more.

All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being servedover HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more.

The service worker is the technology that enables your app to use many Progressive Web App features, such as offline, add to homescreen, and push notifications. Learn more.

A service worker enables your web app to be reliable in unpredictable network conditions. Learn more. Timed out waiting for start_url (https://mobile.220.lv/) to respond.

If you're building a Progressive Web App, consider using a service worker so that your app can work offline. Learn more.

Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more.

Link text (and alternate text for images, when used as links) that is discernible, unique, and focusable improves the navigation experience for screen reader users. Learn more.

Labels ensure that form controls are announced properly by assistive technologies, like screen readers. Learn more.

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 more.

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.

Low-contrast text is difficult or impossible for many users to read. Learn more.

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.