Inconsistent CSS output between build and watch modes

### Current Behavior

CSS output differs between `npm run build` and `npm run build-watch`

Here's a side by side comparison of the same element:

and the actual difference when running `npm run build` :

vs running `npm run build-watch`:

The inheritance order differs, affecting styling outcome

### Expected Behavior

the styling outcome should be identical for both build commands.

### Steps To Reproduce

compile the application running `npm run build-watch` and `npm run build` and compare the title in the final step of the create remote instance form

### Environment

- FlowFuse version: 2.23.1
- Node.js version: N/A
- npm version: N/A
- Platform/OS: N/A
- Browser: N/A

### Have you provided an initial effort estimate for this issue?

I have provided an initial effort estimate