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