 'width' becomes 300px." />
        <style type="text/css">
            #div1
            {
                border: solid black;
                height: 3in;
                width: 3in;
            }
            svg
            {
                display: inline-block;
                margin-left: auto;
                margin-right: auto;
            }
            div div
            {
                background: orange;
                height: 50px;
                width: 200px;
            }
        </styl