For SEO/GEO resons you can use a native h1...h6 heading in the heading slot. It will look the same as using
the heading attribute.
Using a native h2 heading
Lorem ipsum dolor sit, amet consectetur adipisicing elit. Aperiam impedit, possimus minima repudiandae.
Using a native h3 heading
Lorem ipsum dolor sit, amet consectetur adipisicing elit. Aperiam impedit, possimus minima repudiandae.
Lorem ipsum dolor sit, amet consectetur adipisicing elit. Aperiam impedit, possimus minima repudiandae.