HostCluster

Configures the viewport

This rule triggers when detecting that your page does not specify a viewport, or specifies a viewport that does not adapt to different devices. Learn more

Content is sized correctly for the viewport

If the width of your app's content doesn't match the width of the viewport, your app might not be optimized for mobile screens. Learn more

Size tap targets appropriately

This rule triggers when detecting that certain tap targets (e.g. buttons, links, or form fields) may be too small or too close together for a user to easily tap on a touchscreen. Learn more

Uses legible font sizes

This rule triggers when detecting that text in the page is too small to be legible. Learn more

Color Contrast is satisfactory

Low-contrast text is difficult or impossible for many users to read. Background and foreground colors should have a sufficient enough contrast ratio to guarantee readability. Learn more

View failing elements

Impact	Snippet	Target	Failure Summary
serious	<label>	#post-3069 > .entry-content > .vc_custom_1529408221783 > .wpb_column.vc_column_container > .vc_column-inner.vc_custom_1518529470576 > .wpb_wrapper > div > div:nth-child(3) > .vc_column-inner.vc_custom_1518453936741 > .wpb_wrapper > .wpb_text_column.new-label > .wpb_wrapper > p > label	Fix any of the following: Element has insufficient color contrast of 4.01 (foreground color: #ffffff, background color: #fd0037, font size: 10.5pt, font weight: bold). Expected contrast ratio of 4.5:1
serious	<label>	#post-3069 > .entry-content > .vc_custom_1529408221783 > .wpb_column.vc_column_container > .vc_column-inner.vc_custom_1518529470576 > .wpb_wrapper > div > div:nth-child(4) > .vc_column-inner.vc_custom_1518453931111 > .wpb_wrapper > .wpb_text_column.new-label > .wpb_wrapper > p > label	Fix any of the following: Element has insufficient color contrast of 4.01 (foreground color: #ffffff, background color: #fd0037, font size: 10.5pt, font weight: bold). Expected contrast ratio of 4.5:1
...

Clicking logo always leads you to homepage.

Make it easy to get back to the homepage. Use your logo as a navigation button to return to the homepage.

Key CTAs are visible on the homepage.

Keep menus short, visible and sweet.

No ending trailing paths.

Always provide navigation options on footers and/or fixed header.

Suports multi-device experiences.

Use wishlists/favouriting/saved baskets; social sharing; email; to facilitate seamless movement between devices or mobile platforms.

For category pages/search result with lots of products, make sure lazy-loading or pagination are used.

Load images asynchronously -- after the above-the-fold content is fully loaded, or conditionally, only when they appear in the browser’s viewport.

Possible to swipe to see more images or tap to enlarge them.

Allow for mobile gestures like swipe or tap to enlarge images, graphics and other contents, keeping good quality and focus.

Streamlines forms information entry.

Minimize the number of fields and autofill information wherever possible. Implement correct input types in fields, i.e. input type = email, number, etc. Make use of tabIndex to iterate through fields with the keyboard.

Forms error warnings.

Users are notified immediately when mistakes are made in a field, and guidance is provided on how to fix it.

Makes site search visible and user-friendly.

Place your site search near the top of your pages, via an open text field or clear label. Offer filters to help users get what they need from search or group results per categories. Auto-complete is available in on-site search.

Keeps your user in a single browser window.

Switching between windows on a smartphone can be troublesome, and raises the risk that visitors might not find their way back to your site. Try to keep users in one place by avoiding calls-to-action that launch new windows.

Avoids Application Cache

Application Cache is deprecated. Learn more

Avoids WebSQL DB

Web SQL is deprecated. Consider using IndexedDB instead. Learn more

Avoids requesting the geolocation permission on page load

Users are mistrustful of or confused by sites that request their location without context. Consider tying the request to user gestures instead. Learn more

Avoids requesting the notification permission on page load

Users are mistrustful of or confused by sites that request to send notifications without context. Consider tying the request to user gestures instead. Learn more

Avoids deprecated APIs

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

Allows to paste into password input fields

The main reason why password pasting improves security is because it helps to reduce password overload. Learn more

Registers a Service Worker

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

Responds with a 200 when offline

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

Uses HTTPS

All sites should be protected with HTTPS, even ones that don't handle sensitive data. 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

Redirects HTTP traffic to HTTPS

If you've already set up HTTPS, make sure that you redirect all HTTP traffic to HTTPS. Learn more

Uses HTTP/2 for its own resources

HTTP/2 offers many benefits over HTTP/1.1, including binary headers, multiplexing, and server push. Learn more

Uses passive listeners to improve scrolling performance

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

Avoid using document.write()

For users on slow connections, external scripts dynamically injected via document.write() can delay page load by tens of seconds. Learn more

Manifest's short_name won't be truncated when displayed on homescreen

Make your app's short_name fewer than 12 characters to ensure that it's not truncated on homescreens. Learn more

Configured for a custom splash screen

A default splash screen will be constructed for your app, but satisfying these requirements guarantee a high-quality splash screen that transitions the user from tapping the home screen icon to your app's first paint. Learn more

User can be prompted to Install the Web App

Browsers can proactively prompt users to add your app to their homescreen, which can lead to higher engagement. Learn more