XML/SVG/rect
A Minimal SVG Document
<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20001102//EN"
"http://www.w3.org/TR/2000/CR-SVG-20001102/DTD/svg-20001102.dtd">
<svg width="100%" height="100%">
<g transform="translate(50,50)">
<rect x="0" y="0" width="150" height="50" style="fill:red;" />
</g>
</svg>
How to draw a red rectangle by means of the SVG rect element.
<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20001102//EN"
"http://www.w3.org/TR/2000/CR-SVG-20001102/DTD/svg-20001102.dtd">
<svg width="100%" height="100%">
<g transform="translate(50,50)">
<rect x="0" y="0" width="150" height="50" style="fill:red;" />
</g>
</svg>
Rendering Rectangles with a Shadow Effect
<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20001102//EN"
"http://www.w3.org/TR/2000/CR-SVG-20001102/DTD/svg-20001102.dtd">
<svg width="100%" height="100%">
<g transform="translate(50,50)">
<rect x="20" y="20" width="250" height="150"
style="fill:black;" />
<rect x="0" y="0" width="250" height="150" style="fill:red;" />
</g>
</svg>