Is HTML and CSS Validation Important for SEO?

[mansa vishwal]

Hello to all,

I would like to know, Is HTML and CSS Validation Important for SEO?

 

[Raksha123]

Yes Very much. It count as 5 percent of overall ranking factors.

 

[Garima]

No it would not be have any kind of big impact on SEO results.

 

[Cory Huffman]

yes needed because new google amp checking all factor for mobile search.

 

[jermain08]

I think CSS may be not, it is just for decorating the UI.
The HTML is.

 

[Martin smith]

Yes, HTML and CSS validation important for SEO, because Markup language and css validation play a big roll in SEO indirectly.It improve the page speed.