S4a.cat Site Title
S4A
S4a.cat Meta Description
S4A - Scratch for Arduino is a Scratch modification that brings the easiness of programming with Scratch to the Arduino prototyping board
S4a.cat Test Results
s4a.cat Mobile Usability: 86/100
Quick overview:
Size content to viewport
The page content is too wide for the viewport, forcing the user to scroll horizontally. Size the page content to the viewport to provide a better user experience.
The page content is 603 CSS pixels wide, but the viewport is only 412 CSS pixels wide. The following elements fall outside the viewport:
The element
<img src="img/shot01.png"> falls outside the viewport.
...
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="index_ca.html">CA</a> and 3 others are close to other tap targets .
s4a.cat Mobile Speed: 66/100
Quick overview:
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 2 blocking script resources and 2 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://s4a.cat/js/vendor/modernizr-2.6.2-respond-1.1.0.min.js
...
Optimize CSS Delivery of the following:
http://s4a.cat/css/normalize.min.css
...
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://s4a.cat/css/main.css (10 minutes)
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 69.5KiB (26% reduction).
Compressing http://s4a.cat/img/shot01.png could save 19.1KiB (31% 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 1.8KiB (59% reduction).
Minifying http://s4a.cat/js/vendor/portamento.js could save 1.8KiB (59% reduction) after compression.
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 617B (31% reduction).
Minifying http://s4a.cat/css/main.css could save 617B (31% reduction) after compression.
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