Remember to modify the highlight color to red for the QToolbar hover

QToolBar QToolButton:hover {
  border: 1px solid #e74d10;
  ...


2025-01: Added to style.qss for teh New Component Button and added to _style.scss:
```
  QPushButton#create_qcomp_button {
    border: 1px solid #e74d10;
    border-radius: 1px;
  }
```



How to update stylesheet
  gui.load_stylesheet('metal_dark')