Element block pseudo-class :active generated with border 0px rgba(0,0,0,1) solid padding 20px height auto border-radius box-sizing content-box font-weight normal z-index auto position static line-height 1 display block font-size 16px margin 0px width 160px transform overflow hidden text-shadow 1px 1px 1px rgba(0,0,0,0.2) float none transition cursor default background box-shadow 1px 1px 1px rgba(0,0,0,0.3)