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