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