@import 'compass'; .a { @include gradient-vertical($start-color:$btn-color, $end-color:darken($btn-color, 12%)); @include transform(rotate(-90deg)) } .b { @include background-image(linear-gradient(top, rgba(255,255,255,0) 0%,rgba(255,255,255,1) 40%)); @include box-shadow(1px 1px 1px rgba(0,0,0,.2)) } .c { @include border-top-radius(($panel-border-radius - 1)) }