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/*
CSS media groups
*/
@media screen, projection {
html {
background: #fffef0;
color: #300;
}
body {
max-width: 35em;
margin: 0 auto;
}
}
/*
Variables
*/
@media print {
@var: 42;
.class {
color: blue;
.sub {
width: @var;
}
}
.top, header > h1 {
color: #222 * 2;
}
}
@media screen {
@base: 8;
body { max-width: @base * 60; }
}
/*
pseudo
*/
@media all and (orientation:portrait) {
aside { float: none; }
}
@media not screen and (color), print and (color) {
body { margin: 0 auto; }
}
/*
*/
@media (min-width: 768px) and (max-width: 979px) {
.hidden-desktop { display: none !important; }
}
@minwidth: 12px;
@media (min-width: @minwidth) {
body { margin: 0 auto; }
}
/*
Expressions
*/
@foo: 768px - 1;
@media (width: @foo) {
.visible-xs { display: block; }
}
/*
Vendor extensions and expressions
*/
@media
only screen and ( min--moz-device-pixel-ratio: 5/2),
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-size: 10px;
}
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