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