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