Chapter 2 — Working with Elements
The <g> element groups shapes so they share styles or transformations.
Example:
<svg width="150" height="100" xmlns="http://www.w3.org/2000/svg">
<g fill="red">
<circle cx="40" cy="50" r="20"/>
<circle cx="100" cy="50" r="20"/>
</g>
</svg>