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