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