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