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