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