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