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