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