<?xml version="1.0" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg width="320pt" height="223pt" viewBox="0 0 100 70"
xmlns="http://www.w3.org/2000/svg">
<rect x="5" y="5" width="70" height="40" fill="red"/>
<rect x="15" y="15" width="70" height="40" fill="orange"/>
<rect x="25" y="25" width="70" height="40" fill="yellow"/>
</svg>