saber/src/styles/mixin.scss

@mixin clearfix {
    &:after {
        content: "";
        display: table;
        clear: both;
    }
}

@mixin scrollBar {
     ::-webkit-scrollbar-track-piece {
        background-color: transparent;
    }
     ::-webkit-scrollbar {
        width: 7px;
        height: 7px;
        background-color: transparent;
    }
     ::-webkit-scrollbar-thumb {
        border-radius: 5px;
        background-color: hsla(220, 4%, 58%, .3);
    }
}

@mixin radius($width, $size, $color) {
    width: $width;
    height: $width;
    line-height: $width;
    border-radius: $width;
    text-align: center;
    border-width: $size;
    border-style: solid;
    border-color: $color;
}

@mixin relative {
    position: relative;
    width: 100%;
    height: 100%;
}

@mixin pct($pct) {
    width: #{$pct};
    position: relative;
    margin: 0 auto;
}

@mixin triangle($width, $height, $color, $direction) {
    $width: $width/2;
    $color-border-style: $height solid $color;
    $transparent-border-style: $width solid transparent;
    height: 0;
    width: 0;
    @if $direction==up {
        border-bottom: $color-border-style;
        border-left: $transparent-border-style;
        border-right: $transparent-border-style;
    }
    @else if $direction==right {
        border-left: $color-border-style;
        border-top: $transparent-border-style;
        border-bottom: $transparent-border-style;
    }
    @else if $direction==down {
        border-top: $color-border-style;
        border-left: $transparent-border-style;
        border-right: $transparent-border-style;
    }
    @else if $direction==left {
        border-right: $color-border-style;
        border-top: $transparent-border-style;
        border-bottom: $transparent-border-style;
    }
}