Heading elements are not in a sequentially-descending order

<img width="986" alt="Screen Shot 2022-04-16 at 10 15 35 am" src="https://user-images.githubusercontent.com/24448509/163654228-716b21c8-2ec8-4d77-a84b-9dfa391af52d.png">

https://web.dev/heading-order