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