1. querySelector/querySelectorAll

    Method of accessing DOM elements using CSS selectors

  2. documentfragment api: queryselector

  3. documentfragment api: queryselectorall

  4. document api: queryselector

  5. document api: queryselectorall

  6. element api: queryselector

  7. element api: queryselectorall

  8. parentnode api: queryselector

  9. parentnode api: queryselectorall

  10. css selector: `:scope`: support in dom api such as in `queryselector()` and `queryselectorall()`