Chat Bot Box size

[Durgesh4993]

Related Issue

Closes #465

Description

Now i have update box width and height both of them

Screenshots

Checklist

• [x] My code adheres to the established style guidelines of the project.
• [x] I have included comments in areas that may be difficult to understand.
• [x] My changes have not introduced any new warnings.
• [x] I have conducted a self-review of my code.

[Durgesh4993]

@AshAman999 Please aceept the PR

[Durgesh4993]

@AshAman999 @Viveksati5143 could you please merge the PR