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