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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.2.1/css/all.min.css" crossorigin="anonymous" referrerpolicy="no-referrer" />
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<link href="//maxcdn.bootstrapcdn.com/font-awesome/4.1.0/css/font-awesome.min.css" rel="stylesheet">
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Make sure you don't keep the name of all the font families by using this (*). If yes, you can remove the font-family property.