[BUG] website not optimised for mobile and other devices!!

The current css code allows the website to work properly only on desktop. In mobile and other device it looks rather unoptimised.
Hand me this issue and I will create a proper pr!

Adios Amigo!!
@SamXop123 

<img width="726" height="805" alt="Image" src="https://github.com/user-attachments/assets/c7f08621-1257-44ab-9431-81c213657d06" />