<!DOCTYPE html>
<html>
<body>
<svg height="300" width="400">
<defs>
<linearGradient id="ellipse" x1="0%" y1="0%" x2="0%" y2="100%">
<stop offset="0%" style="stop-color:rgb(28, 135, 201);stop-opacity:1" />
<stop offset="100%" style="stop-color:rgb(128, 0, 128);stop-opacity:1" />
</linearGradient>
</defs>
<ellipse cx="250" cy="100" rx="110" ry="70" fill="url(#ellipse)" />
</svg>
</body>
</html>