Can I use
?

CSS3 Border images

- CR

Method of using images for borders

Chrome

  1. ◐ 4 - 14: Partial support
  2. ◐ 15 - 29: Partial support
  3. ◐ 30 - 50: Partial support
  4. ◐ 51 - 55: Partial support
  5. ✅ 56 - 137: Supported
  6. ✅ 138: Supported
  7. ✅ 139 - 141: Supported

Edge

  1. ✅ 12 - 13: Supported
  2. ✅ 14 - 137: Supported
  3. ✅ 138: Supported

Safari

  1. ◐ 3.1 - 5.1: Partial support
  2. ◐ 6 - 9: Partial support
  3. ✅ 9.1 - 15.3: Supported
  4. ✅ 15.4 - 18.4: Supported
  5. ✅ 18.5: Supported
  6. ✅ 26.0 - TP: Supported

Firefox

  1. ❌ 2 - 3: Not supported
  2. ◐ 3.5 - 14: Partial support
  3. ◐ 15 - 49: Partial support
  4. ✅ 50 - 139: Supported
  5. ✅ 140: Supported
  6. ✅ 141 - 143: Supported

Opera

  1. ❌ 9 - 10.1: Not supported
  2. ◐ 10.5 - 10.6: Partial support
  3. ◐ 11 - 12.1: Partial support
  4. ◐ 15 - 37: Partial support
  5. ◐ 38 - 42: Partial support
  6. ✅ 43 - 116: Supported
  7. ✅ 117: Supported

IE

  1. ❌ 5.5 - 10: Not supported
  2. ✅ 11: Supported

Chrome for Android

  1. ✅ 138: Supported

Safari on iOS

  1. ◐ 3.2 - 5.1: Partial support
  2. ◐ 6 - 9.2: Partial support
  3. ✅ 9.3 - 15.3: Supported
  4. ✅ 15.4 - 18.4: Supported
  5. ✅ 18.5: Supported
  6. ✅ 26.0: Supported

Samsung Internet

  1. ◐ 4: Partial support
  2. ◐ 5 - 6.4: Partial support
  3. ✅ 7.2 - 27: Supported
  4. ✅ 28: Supported

Opera Mini

  1. ◐ all: Partial support

Opera Mobile

  1. ❌ 10: Not supported
  2. ◐ 11 - 12.1: Partial support
  3. ✅ 80: Supported

UC Browser for Android

  1. ✅ 15.5: Supported

Android Browser

  1. ◐ 2.1 - 4.3: Partial support
  2. ◐ 4.4 - 4.4.4: Partial support
  3. ✅ 138: Supported

Firefox for Android

  1. ✅ 140: Supported

QQ Browser

  1. ✅ 14.9: Supported

Baidu Browser

  1. ✅ 13.52: Supported

KaiOS Browser

  1. ◐ 2.5: Partial support
  2. ✅ 3: Supported

Note that both the border-style and border-width must be specified (not set to none or 0) for border-images to work.

Resources:
MDN Web Docs - Border image
WebPlatform Docs