[BUG] message editor tabs buttons invisible

[noraj]

Describe the bug

Since Brup release 2022.3.6 there is a new Customizable message editor tabs. There are new buttons but with any theme they are invisible unless you hover them. (cf. screenshot)

To Reproduce

Steps to reproduce the behavior:

1. Select any theme (dark or light), eg. dracula
2. Go in the proxy history
3. Select any request
4. Edit message editor settings to add the new editor tabs
5. In Headers or Query Params editor tab select a value

Expected behavior

Button would be seable

Screenshots

Only the remove button I hovered is displayed, the three other button on the right are invisible.

Without a theme, extension disabled.

Versions (please complete the following information):

• OS: ArchLinux
• Burp Suite Pro / Community: Pro
• Burp Suite Version 2022.3.6