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Control Icons with Font Size

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Here’s a nifty trick from Andy Bell that now seems a little obvious in hindsight: if you set an SVG to have a width and height of 1em then you can change the size of it with the font-size property.

Try and change the font-size on the body element below to see the icon scale with the text:

See the Pen
Font size controlled icon
by Andy Bell (@andybelldesign)
on CodePen.

You pretty much always want your icons to be aligned with text so this trick helps by creating that inherent relationship in your code. Pretty nifty, eh?

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