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