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