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