improve UI of userDetail page

[Shashank2104125]

Description

On the User Detail page, there is a log-out button on which the same colour is used for hover that causes when a user pointed their pointer on it it does not show any change.

Related Issue

#451

Screenshots (In case of UI changes):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• All new and existing tests have passed and it does not give any unexpected error for the same.