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