How to remove this space?(photo link in description)

Question

A quick fix plz.
https://drive.google.com/file/d/1JeWzK3UMPXhgYQA50hyDcqSrAdTMxGMF/view?usp=drivesdk

Answer 1

https://code.sololearn.com/WtlceraPVBX0/?ref=app

Answer 2

This is typical thing by styling a website. The first step will be to set the margin = 0 as Frogged presented. After that you can see what you like in your project.