        </style>
    </head>
    <body>
        <p>Test passes if there is a single blue rectangle on the left, a single orange rectangle directly to its right, and there is no red visible on the page.</p>
        <div id="flexbox">
            <div id="flexItem1"></div>
            <div id="flexItem2"></div>
        </div>
        <div id="ref1"></div><div id="ref2"></div>
    </body>
</html>
