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