        border-right: 10px solid red;
                padding-right: 1%;
            }
            #div2
            {
                border-right: 10px solid black;
                margin-right: -12px;
            }
        </style>
    </head>
    <body>
        <p>Test passes if there is no red visible on the page.</p>
       <div id="wrapper">
            <div id="div1">
                <div id="div2"></div>
            </div>
        </div>
    </body>
</html>