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