       }
            div div
            {
                border-left: 5px solid blue;
                left: -0pc;
            }
        </style>
    </head>
    <body>
        <p>Test passes if there is <strong>no space between</strong> the orange and blue lines.</p>
        <div id="div1">
            <div></div>
        </div>
    </body>
</html>