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