fix large bar in large and small screen size

[Swellington-Soares]

Description

Fix for this, on small screens, as window mode < 1980x1080 does not work:

https://github.com/qbcore-framework/qb-inventory/commit/0d8121c1386db184c622ab5eaef3c94e0cc92420

Checklist

• [x] I have personally loaded this code into an updated qbcore project and checked all of its functionality.
• [x] My code fits the style guidelines.
• [x] My PR fits the contribution guidelines.