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