October 30th, 2012 by Adrian

Following on from my previous post regarding CSS vendor prefixes, I thought I would also highlight Lea Verou‘s project -prefix-free. This is a small JavaScript file that dynamically updates your CSS to include the vendor prefixes for you (ie. you don’t need to write any vendor prefixes in your CSS code.

CodePen has the option to use -prefix-free by clicking on the cog icon in the top-right of the CSS panel. You’ll then see a checkbox called ‘Prefix free’.

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