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