Custom IcoMoon base styles

icomoon-base.scss

/* Move base font icon styles onto :before in order to
avoid affecting text styles on the parent element */
[class^="icon-"], [class*=" icon-"] {
  &:before {
    font-family: 'su-icons';
    speak: none;
    font-style: normal;
    font-weight: normal;
    font-variant: normal;
    text-transform: none;
    line-height: 1;
    /* Normalize font size adjust incase its been changed for
    custom web fonts. This fixes incorrect icon sizes in Firefox ~37 */
    font-size-adjust: none;

    /* Better Font Rendering =========== */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}