wp-admin/css/colors/_mixins.scss

   1 /*
   2  * Button mixin- creates 3d-ish button effect with correct
   3  * highlights/shadows, based on a base color.
   4  */
   5 @mixin button( $button-color, $text-color: white ) {
   6         background: $button-color;
   7         border-color: darken( $button-color, 10% );
   8         color: $text-color;
   9         box-shadow: inset 0 1px 0 lighten( $button-color, 15% ), 0 1px 0 rgba(0,0,0,.15);
  10
  11         &:hover,
  12         &:focus {
  13                 background: darken( $button-color, 5% );
  14                 border-color: darken( $button-color, 15% );
  15                 color: $text-color;
  16                 box-shadow: inset 0 1px 0 lighten( $button-color, 10% );
  17         }
  18
  19         &:focus {
  20                 box-shadow: inset 0 1px 0 lighten( $button-color, 10% ),
  21                             0 0 0 1px #5b9dd9,
  22                             0 0 2px 1px rgba( 30, 140, 190, .8 );
  23         }
  24
  25         &:active {
  26                 background: darken( $button-color, 10% );
  27                 border-color: darken( $button-color, 15% );
  28                 color: $text-color;
  29                 box-shadow: inset 0 2px 5px -3px rgba( 0, 0, 0, 0.5 ),
  30                             0 0 0 1px #5b9dd9,
  31                             0 0 2px 1px rgba( 30, 140, 190, .8 );
  32         }
  33
  34         &[disabled],
  35         &:disabled,
  36         &.button-primary-disabled,
  37         &.disabled {
  38                 color: hsl( hue( $button-color ), 10%, 80% ) !important;
  39                 background: darken( $button-color, 8% ) !important;
  40                 border-color: darken( $button-color, 15% ) !important;
  41                 text-shadow: none !important;
  42         }
  43 }