Buttons in Sprig Editor Appear Blank

**Describe the bug**
A few buttons Including the button next to the run button and the other buttons in the sprite make under Drawing Tools, Transform, the Save and Export buttons appear blank with no text or icons.

**To Reproduce**
Steps to reproduce the behavior:
1. Go to the Sprig Editor
2. Click on any sprite defined or the button near "Run"
4. See error

**Expected behavior**
The labels or icons for the buttons should ideally be visible.

**Actual behavior**
The labels or icons for the buttons are not visible.

**Screenshots**