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