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