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