Fixed indicator positioning when opening the burger menu

[amin-xiv]

… menu.

Description

Fixed the indicator of the current theme, not positioning properly when opening the burger menu.

Related Issue

Fixes #302

Type of change

• Bug fix
• New feature

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented on my code, particularly in hard-to-understand areas
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

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[jency1]

@amin-xiv The issue was of fixing the position of the indicator div, which is still not fixed for the third button. So fix it.

And get the issue assigned first for getting the PR merged. Just drop the comment in the issue for getting the issue assigned.

[amin-xiv]

@jency1 Hi, I made the new changes in an another PR since I had some problems with this branch, it is PR #317 .
Thank you.