Need help with duplicate class attribute in hyperlink

I need urgent help, because when I validate my HMTL, the error shows up as ‘Duplicate attribute class’.

This is the specific piece of code which is the problem:

I realise that I have included two classes in one hyperlink - although I don’t know how to solve it…
please help :slight_smile:

Just add the nav class to the other class attribute

<a href="index.php" class="nav button color1">Home</a>

Please add code using the code button in the editor [</>] or by manually adding this around code blocks
your code here

This is the code:

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