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