<!DOCTYPE html>
<html>
    <body>
        <p>This blue rectangle is drawn via SVG.</p>
        
        <div style="width:600px;height:200px;background-color:lime; position:relative">
            <svg viewBox="0 0 300 100" preserveAspectRatio="xMidYMid" style="position:absolute;top:0;right:0;bottom:0;left:0">
                <<rect width="300" height="100" style="fill:rgb(0,0,255);stroke-width:3;stroke:rgb(0,0,0)" />
            </svg>
    </body>