Heading 1 heading 6 
Autor: Nikola P.
Visitado 2018,
Followers 1,
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What is Heading H1 to Heading H6 ... what is it for?
I need an explanation of how to make the best use of it.
Thank you!
Publicado en
Hello Nikola
Take a look here : https://www.w3schools.com/tags/tag_hn.asp
And maybe Google some more about this.
It is not a X5 issue - it is a html issue.