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