简单的黄色椭圆
<svg height="80" width="160">
<ellipse cx="80" cy="40" rx="50" ry="30"
style="fill:yellow; stroke:black; stroke-width:2" />
</svg>
渲染:
<svg height="80" width="160">
<ellipse cx="80" cy="40" rx="50" ry="30"
style="fill:yellow; stroke:black; stroke-width:2" />
</svg>
渲染: