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