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