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