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