improving the user interface and upgrade the hover effect of user-login and admin-login btn

[shuhaki]

To Reproduce
Steps to reproduce the behavior:

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
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Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

[github-actions]

Hi there! Thanks for opening this issue. We appreciate your contribution to this open-source project. We aim to respond or assign your issue as soon as possible.

[HimangshuRanjan]

@jaibhedia, I would like to fix this issue. Please do assign me this under GSSOC'24.

[rohir1132yadav]

I would like to fix this issue. Please do assign me this under GSSOC'24