SEO can id and class be used in H1?

[K-WINTER]

Can ID and class be used in my H1 tag. I realize best case would be to change it, but it's going to require a change order from the ecommerce company to fix their sloppy code. Will this hurt seo?

Example:

[donford]

Absolutely agree with Dana here. Stylizing H1 elements is very common, both classes and ids can be used to achieve this.

[danatanseo]

Hi Keith,

This it totally fine. Using class within the

is very common. The ID isn't a problem. Googlebot still understands that this is an

. I think as time goes forward, some of these technical SEO elements will become less important. Search engines are going to understand, particularly as HTML5 becomes more widely adopted, that <h>tags are used as much to define stylistic elements as structural elements. Hope that helps!

Dana</h>