Wider country dropdown

[snipe]

This just makes the country dropdown a little wider, and more consistent with the rest of the forms.

[what-the-diff]

PR Summary

• Improved User Interface Layout
  The pull request architects alterations in User interface design to better optimize space and appearance on the web pages. The changes were done by modifying the figure values of the 'col-md' classes that govern the width of diverse sections on the pages.
• Enhanced Drop-Down Menu
  The update also modifies the style attribute of the 'select' HTML element to cover the entire available width, improving usability for users browsing various options.