lbry.com/web/scss/_global.scss

$spacing-vertical: 24px;

$color-primary: #155B4A;
$color-text-dark: #000;

$font-size: 18px;

$mobile-width-threshold: 600px;
$max-content-width: 1000px;
$max-text-width: 660px;


@mixin clearfix()
{
    &:before, &:after
    {
      content: " ";
      display: table;
    }
    &:after
    {
        clear: both;
    }
}

@mixin border-radius($radius)
{
  -webkit-border-radius: $radius;
     -moz-border-radius: $radius;
      -ms-border-radius: $radius;
          border-radius: $radius;
}

@mixin flex()
{
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
}

@mixin absolute-center()
{
  @include flex();
  -webkit-box-align: center;
     -moz-box-align: center;
     -ms-flex-align: center;
  -webkit-align-items: center;
          align-items: center;
  -webkit-box-pack: center;
     -moz-box-pack: center;
     -ms-flex-pack: center;
  -webkit-justify-content: center;
          justify-content: center;
}

@mixin linear-gradient($from-color, $to-color) {
  background-color: $to-color; /* Fallback Color */
  background-image: -webkit-linear-gradient(top, $from-color, $to-color); /* Chrome 10+, Saf5.1+, iOS 5+ */
  background-image:    -moz-linear-gradient(top, $from-color, $to-color); /* FF3.6 */
  background-image:     -ms-linear-gradient(top, $from-color, $to-color); /* IE10 */
  background-image:         linear-gradient(top, $from-color, $to-color);
}

@mixin box-sizing( $type: border-box ) {
    -webkit-box-sizing: $type;
       -moz-box-sizing: $type;
         -o-box-sizing: $type;
        -ms-box-sizing: $type;
            box-sizing: $type;
}

@mixin background-size ($size) {
    -webkit-background-size: $size;
    -moz-background-size: $size;
    -o-background-size: $size;
    background-size: $size;
}

@mixin offscreen() {
  position: absolute;
  left: -9999px;
  top:auto;
  width:1px;
  height:1px;
  overflow:hidden;
}