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