// Common LESS mixin library for MediaWiki // // By default the folder containing this file is included in $wgResourceLoaderLESSImportPaths, // which makes this file importable by all less files via '@import "mediawiki.mixins";'. // // The mixins included below are considered a public interface for MediaWiki extensions. // The signatures of parametrized mixins should be kept as stable as possible. // // See for more information about how to write mixins. .background-image(@url) { background-image: e('/* @embed */') url(@url); } .background-size(@width, @height) { // Vendor prefix for certain older opera browsers e.g. nintendo ds -o-background-size: @width @height; // Vendor prefix is added to support Android 2 -webkit-background-size: @width @height; background-size: @width @height; } .vertical-gradient(@startColor: gray, @endColor: white, @startPos: 0, @endPos: 100%) { background-color: @endColor; background-image: -moz-linear-gradient( top, @startColor @startPos, @endColor @endPos ); // Firefox 3.6+ background-image: -webkit-gradient( linear, left top, left bottom, color-stop( @startPos, @startColor ), color-stop( @endPos, @endColor ) ); // Safari 4+, Chrome 2+ background-image: -webkit-linear-gradient( top, @startColor @startPos, @endColor @endPos ); // Safari 5.1+, Chrome 10+ background-image: linear-gradient( @startColor @startPos, @endColor @endPos ); // Standard } // SVG support using a transparent gradient to guarantee cross-browser // compatibility (browsers able to understand gradient syntax support also SVG). // http://pauginer.tumblr.com/post/36614680636/invisible-gradient-technique // // We use gzip compression, which means that it is okay to embed twice. // // We do not embed the fallback image on the assumption that the gain for old browsers // is not worth the harm done to modern ones. .background-image-svg(@svg, @fallback) { background-image: url(@fallback); background-image: -webkit-linear-gradient(transparent, transparent), e('/* @embed */') url(@svg); background-image: linear-gradient(transparent, transparent), e('/* @embed */') url(@svg); // Do not serve SVG to Opera 12, bad rendering with border-radius or background-size (T87504) background-image: -o-linear-gradient(transparent, transparent), url(@fallback); } .list-style-image(@url) { list-style-image: e('/* @embed */') url(@url); } .list-style-image-svg(@svg, @fallback) { list-style-image: e('/* @embed */') url(@svg); /* Fallback to PNG bullet for IE 8 and below using CSS hack */ list-style-image: e('/* @embed */') url(@fallback)\9; } .transition(@value) { -webkit-transition: @value; // Safari 3.1-6.0, iOS 3.2-6.1, Android 2.1-4.3 -moz-transition: @value; // Firefox 4-15 -o-transition: @value; // Opera 10.5-12.0 transition: @value; // Chrome 26+, Firefox 16+, IE 10+, Safari 6.1+, Opera 12.1+, iOS 7+, Android 4.4+ } .box-sizing(@value) { -webkit-box-sizing: @value; // Safari 3.1-5.0, iOS 3.2-4.3, Android 2.1-3.0 -moz-box-sizing: @value; // Firefox 4-28, box-sizing: @value; // Chrome 10+, Firefox 29+, IE 8+, Safari 5.1+, Opera 10+, iOS 5+, Android 4+ } .box-shadow(@value) { -webkit-box-shadow: @value; // Safari 3.1-5.0, iOS 3.2-4.3, Android 2.1-3.0 box-shadow: @value; // Chrome 10+, Firefox 4+, IE 9+, Safari 5.1+, Opera 11+, iOS 5+, Android 4+ } .column-count(@value) { -webkit-column-count: @value; -moz-column-count: @value; column-count: @value; } .column-width(@value) { -webkit-column-width: @value;// Chrome Any, Safari 3+, Opera 11.1+ -moz-column-width: @value;// Firefox 1.5+ column-width: @value;// IE 10+ } .column-break-inside-avoid { -webkit-column-break-inside: avoid; // Chrome Any, Safari 3+, Opera 11.1+ page-break-inside: avoid; // Firefox 1.5+ break-inside: avoid-column; // IE 10+ }