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