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