corrade-nucleus-nucleons
/pack-rat/003_pack_rat/pack-rat/bower_components/bootstrap/less/mixins/image.less |
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// Image Mixins |
// - Responsive image |
// - Retina image |
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// Responsive image |
// |
// Keep images from scaling beyond the width of their parents. |
.img-responsive(@display: block) { |
display: @display; |
max-width: 100%; // Part 1: Set a maximum relative to the parent |
height: auto; // Part 2: Scale the height according to the width, otherwise you get stretching |
} |
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// Retina image |
// |
// Short retina mixin for setting background-image and -size. Note that the |
// spelling of `min--moz-device-pixel-ratio` is intentional. |
.img-retina(@file-1x; @file-2x; @width-1x; @height-1x) { |
background-image: url("@{file-1x}"); |
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@media |
only screen and (-webkit-min-device-pixel-ratio: 2), |
only screen and ( min--moz-device-pixel-ratio: 2), |
only screen and ( -o-min-device-pixel-ratio: 2/1), |
only screen and ( min-device-pixel-ratio: 2), |
only screen and ( min-resolution: 192dpi), |
only screen and ( min-resolution: 2dppx) { |
background-image: url("@{file-2x}"); |
background-size: @width-1x @height-1x; |
} |
} |