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