_mixins.scss

@mixin unreal-focus {
    outline-width: 2px;
    outline-style: solid;
    outline-color: Highlight;

    /* WebKit gets its native focus styles. */
    @media (-webkit-min-device-pixel-ratio: 0) {
        outline-color: -webkit-focus-ring-color;
        outline-style: auto;
    }
}