A lightbulb made in CSS:
Here's what the CSS looks like:
.iconic * { fill: #ff00ff; stroke: #00ffff; }
.iconic .iconic-property-accent { fill: #333333; stroke: #333333; }
.iconic .iconic-lightbulb-coil-2 { fill: #99ffff; stroke: #99ffff; }
.iconic .iconic-lightbulb-coil-4 { fill: #99ffff; stroke: #99ffff; }
.iconic .iconic-lightbulb-screw-4 { fill: #999999; stroke: #999999; }
.iconic .iconic-lightbulb { height: 512px; width: 512px; }