svg`
<svg width="500" height="100">
<circle cx="50" cy="50" r="40" fill="steelblue"
stroke="indianred" stroke-width="5" opacity="0.5" />
<circle cx="150" cy="50" r="40" fill="steelblue"
stroke="indianred" stroke-width="5" fill-opacity="0.5"/>
<circle cx="250" cy="50" r="40" fill="steelblue"
stroke="indianred" stroke-width="5" stroke-opacity="0.5"/>
</svg>
`