Make input box responsive for mobile view

[netlify[bot]]

✅ Deploy Preview for create-your-password ready!

Name	Link
🔨 Latest commit	cb8d82ae387f58d5db34d31ace32ba0a5dbc8100
🔍 Latest deploy log	https://app.netlify.com/sites/create-your-password/deploys/634bc42bdb273c000a5bf4a4
😎 Deploy Preview	https://deploy-preview-59--create-your-password.netlify.app/
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site settings.

[ashwin3005]

This was fine.