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