assets/sass/fa-v6/_sizing.scss

   1 // sizing icons
   2 // -------------------------
   3
   4 // literal magnification scale
   5 @for $i from 1 through 10 {
   6   .#{$fa-css-prefix}-#{$i}x {
   7     font-size: $i * 1em;
   8   }
   9 }
  10
  11 // step-based scale (with alignment)
  12 @each $size, $value in $fa-sizes {
  13   .#{$fa-css-prefix}-#{$size} {
  14      @include fa-size($value);
  15   }
  16 }