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