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