Using HTML can improve your site dramatically.
With PageBreeze, a free html editor, you can use HTML even if you don't know code. It has an easy to use WYSIWYG (What You See Is What You Get). You can be up and running after reading one short page of instructions.
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Once you understand it, go into your anaZana account, edit a website, click on a pencil icon, go to the HTML section, and insert it there. EZ!