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