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