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Two versions: with and without `!important`
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// Inspired in: | |
// https://css-tricks.com/snippets/css/cross-browser-opacity/ | |
// http://zerosixthree.se/8-sass-mixins-you-must-have-in-your-toolbox/ | |
// Usage: `@include hardOpacity(1);`, `@include hardOpacity(.5);` | |
@mixin hardOpacity($valueOpacity) { | |
$unitOp: unit($valueOpacity); | |
$valOp: parseInt($valueOpacity); | |
$opacity-ie: $valOp * 100; | |
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=#{$opacity-ie})"; // IE 8 | |
filter: alpha(opacity=$opacity-ie); //IE 5-7 | |
-moz-opacity: $valOp; // Netscape (not a joke...) | |
-khtml-opacity: $valOp; // Safari 1.x | |
opacity: $valOp; // Good browsers | |
} |
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// Usage: `@include hardOpacity-imp(1,true);`, Will give `!important` | |
// `@include hardOpacity(.5, false);` Will not give `!important` | |
@mixin hardOpacity-imp($valueOpacity, $imp) { | |
$imp: false !default; | |
$unitOp: unit($valueOpacity); | |
$valOp: parseInt($valueOpacity); | |
$opacity-ie: $valOp * 100; | |
@if $imp { | |
//@debug "$boolean is #{$imp}"; | |
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=#{$opacity-ie})" !important; // IE 8 | |
filter: alpha(opacity=$opacity-ie) !important; //IE 5-7 | |
-moz-opacity: $valOp !important; // Netscape (not a joke) | |
-khtml-opacity: $valOp !important; // Safari 1.x | |
opacity: $valOp !important; // Good browsers | |
} | |
@else { | |
//@debug "$boolean is #{$imp}"; | |
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=#{$opacity-ie})"; // IE 8 | |
filter: alpha(opacity=$opacity-ie); //IE 5-7 | |
-moz-opacity: $valOp; // Netscape (not a joke) | |
-khtml-opacity: $valOp; // Safari 1.x | |
opacity: $valOp; // Good browsers | |
} | |
} |
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