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