Color picker slider dot is offset from the slider

Summary

• Expected: Slider "dot" (selector) to be on top of slider.
• Actual: Slider dot is offset from the slider.

Note:

• This might be the expected outcome, although in my mind it looks like a bug.
• Might be good to fix alongside #166

image image

Steps to reproduce

1. Go to https://web.fluxer.app/channels/@me
2. Go to edit profile
3. Select accent color

Environment (optional)

• My browser: Firefox ESR 140.7.0esr (64-bit)
• My system: Linux KDE Plasma
• Website: stable (0517a96), 2026-02-18 16:21:30 UTC, Firefox 140.0, Linux (x64)