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