Element block pseudo-element :after generated with padding 20px background display block transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition border-radius float none box-shadow 2px 2px 2px rgba(0,0,0,0.3) line-height 1 box-sizing content-box position static font-size 16px cursor default border 0px rgba(0,0,0,1) solid overflow hidden z-index auto width 160px margin 0px font-weight normal height auto