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