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