CodeMirror: LESS mode

## LESS mode

@media screen and (device-aspect-ratio: 16/9) { … } @media screen and (device-aspect-ratio: 1280/720) { … } @media screen and (device-aspect-ratio: 2560/1440) { … } html:lang(fr-be) tr:nth-child(2n+1) /* represents every odd row of an HTML table */ img:nth-of-type(2n+1) { float: right; } img:nth-of-type(2n) { float: left; } body > h2:not(:first-of-type):not(:last-of-type) html|*:not(:link):not(:visited) *|*:not(:hover) p::first-line { text-transform: uppercase } @namespace foo url(http://www.example.com); foo|h1 { color: blue } /* first rule */ span[hello="Ocean"][goodbye="Land"] E[foo]{ padding:65px; } input[type="search"]::-webkit-search-decoration, input[type="search"]::-webkit-search-cancel-button { -webkit-appearance: none; // Inner-padding issues in Chrome OSX, Safari 5 } button::-moz-focus-inner, input::-moz-focus-inner { // Inner padding and border oddities in FF3/4 padding: 0; border: 0; } .btn { // reset here as of 2.0.3 due to Recess property order border-color: #ccc; border-color: rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25); } fieldset span button, fieldset span input[type="file"] { font-size:12px; font-family:Arial, Helvetica, sans-serif; } .rounded-corners (@radius: 5px) { border-radius: @radius; -webkit-border-radius: @radius; -moz-border-radius: @radius; } @import url("something.css"); @light-blue: hsl(190, 50%, 65%); #menu { position: absolute; width: 100%; z-index: 3; clear: both; display: block; background-color: @blue; height: 42px; border-top: 2px solid lighten(@alpha-blue, 20%); border-bottom: 2px solid darken(@alpha-blue, 25%); .box-shadow(0, 1px, 8px, 0.6); -moz-box-shadow: 0 0 0 #000; // Because firefox sucks. &.docked { background-color: hsla(210, 60%, 40%, 0.4); } &:hover { background-color: @blue; } #dropdown { margin: 0 0 0 117px; padding: 0; padding-top: 5px; display: none; width: 190px; border-top: 2px solid @medium; color: @highlight; border: 2px solid darken(@medium, 25%); border-left-color: darken(@medium, 15%); border-right-color: darken(@medium, 15%); border-top-width: 0; background-color: darken(@medium, 10%); ul { padding: 0px; } li { font-size: 14px; display: block; text-align: left; padding: 0; border: 0; a { display: block; padding: 0px 15px; text-decoration: none; color: white; &:hover { background-color: darken(@medium, 15%); text-decoration: none; } } } .border-radius(5px, bottom); .box-shadow(0, 6px, 8px, 0.5); } }

The LESS mode is a sub-mode of the CSS mode (defined in `css.js`).

Parsing/Highlighting Tests: normal, verbose.