 for HTML and CSS. It aims at
improving collaboration, code quality, and enabling supporting infrastructure.
It applies to raw, working files that use HTML and CSS, including GSS files.
Tools are free to obfuscate, minify, and compile as long as the general code
quality is maintained.</p>

<h2 id="General" class="numbered">General</h2>

<h3 id="General_Style_Rules" class="numbered">General Style Rules</h3>

<h4 id="Protocol" class="numbered">Protocol</h4>

<p>Use HTTPS for embedded resources where possible.