Random mixins

gistfile1.sass

@function rem($value) {
    @return ($value / 10) * 1rem;
}

@mixin hardware-accelerate() {
    transform: rotateZ(0);
}

@mixin clearfix() {
    overflow: hidden;
}

@mixin text-replacement {
    text-indent: 100%;
    white-space: nowrap;
    overflow: hidden;    
}

@mixin truncate-tail {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;    
}

@mixin selection($background-color, $color) {
    ::-moz-selection {
        background-color: $background-color;
        color: $color;
    }

    ::selection {
        background-color: $background-color;
        color: $color;
    }    
}