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