Can I use
?

Explicit descendant combinator >>

- UNOFF

An explicit, non-whitespace spelling of the descendant combinator. A >> B is equivalent to A B.

Chrome

  1. 4 - 113: Not supported
  2. 114: Not supported
  3. 115 - 117: Not supported

Edge

  1. 12 - 18: Not supported
  2. 79: Support unknown
  3. 80 - 113: Not supported
  4. 114: Not supported

Safari

  1. 3.1 - 10.1: Not supported
  2. 11: Supported
  3. 11.1 - 16.4: Not supported
  4. 16.5: Not supported
  5. 16.6 - TP: Not supported

Firefox

  1. 2 - 112: Not supported
  2. 113: Not supported
  3. 114 - 115: Not supported

Opera

  1. 9 - 98: Not supported
  2. 99: Not supported

IE

  1. 5.5 - 10: Not supported
  2. 11: Not supported

Chrome for Android

  1. 114: Not supported

Safari on iOS

  1. 3.2 - 16.4: Not supported
  2. 16.5: Not supported
  3. 17: Not supported

Samsung Internet

  1. 4 - 20: Not supported
  2. 21: Not supported

Opera Mini

  1. all: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 73: Not supported

UC Browser for Android

  1. 13.4: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 113: Not supported

Firefox for Android

  1. 113: Not supported

QQ Browser

  1. 13.1: Not supported

Baidu Browser

  1. 13.18: Not supported

KaiOS Browser

  1. 2.5: Not supported
  2. 3: Not supported
Resources:
Chrome issue #446050: Implement Descendant Combinator ">>"
Mozilla bug #1266283 - Implement CSS4 descendant combinator `>>`
MDN Web Docs - Descendant selectors
JS Bin testcase