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