Impuls.cz Site Title

Rádio Impuls

Impuls.cz Test Results

impuls.cz Mobile Usability: 71/100

Quick overview:
Use legible font sizes
The following text on your page renders in a way that may be difficult for some of your visitors to read. Use legible font sizes to provide a better user experience.
The following text fragments have a small font size. Increase the font size to make them more legible.
MENU renders only 7 pixels tall (12 CSS pixels) .
...
Configure the viewport
Your page specifies a fixed-width desktop viewport. Use a responsive viewport to allow your page to render properly on all devices.
Configuring a viewport specifying width=device-width instead of width=640 will allow your page to adapt for devices of various widths. This may require additional work to adapt your styling for smaller screens.
Size tap targets appropriately
Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target <a href="https://m.face…ins%2Fpage.php" class="link"></a> and 4 others are close to other tap targets.
...

impuls.cz Mobile Speed: 23/100

Quick overview:
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 2MiB (84% reduction).
Compressing http://assets.impuls.cz/site/img/kolecto-po-ct-offline.png could save 746.7KiB (95% reduction).
...
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 15 blocking script resources and 7 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
http://assets.impuls.cz/site/js/modernizr.custom.js
...
Use asynchronous versions of the following scripts:
http://www.googletagservices.com/tag/js/gpt.js
Optimize CSS Delivery of the following:
http://assets.impuls.cz/site/css/default.css?v=20170419
...
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
http://assets.adobedtm.com/4beaca54604aa1db7a7d9296a08d83bee398e7fd/satelliteLib-ae56215744ff0b4b741ceae388385d1a12ba43d8.js (expiration not specified)
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Enable compression
Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.
Enable compression for the following resources to reduce their transfer size by 58.1KiB (91% reduction).
Compressing http://www.impuls.cz/helpers/timetable/ could save 58.1KiB (91% reduction).
Minify JavaScript
Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 17.2KiB (26% reduction).
Minifying http://assets.impuls.cz/site/js/unit/additional.js could save 4.4KiB (16% reduction) after compression.
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Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 3.3KiB (15% reduction).
Minifying http://assets.impuls.cz/site/css/default.css?v=20170419 could save 1.9KiB (15% reduction) after compression.
...

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