            }
            div div
            {
                height: 1in;
                width: 1in;
            }
            #div2
            {
                margin: 50px;
            }
            #div3
            {
                background: blue;
                right: 0;
                position: absolute;
                top: 0;
            }
        </style>
    </head>
    <body>
        <p>Test passes if a filled blue square is in the <strong>upper-right corner</strong> of an hollow black