background: black;
                display: inline-block;
                height: 1em;
                width: 1em;
            }
            #div3
            {
                margin-left: 2em;
            }
        </style>
    </head>
    <body>
        <p>Test passes if there are only two boxes below.</p>
        <div id="div1">
            <span id="span1">X&#32;</span>
            <span id="span2">&#32;X</span>
            <div>
                <div id="div2"></div><div id="div3"></di