Fix backgrund demo fixed

[renansalazar]

Fixed background correction

Description

Editing styles, removing the fixed property from the background

Motivation and Context

#48

How Has This Been Tested?

As the change is in the style sheet, just raise the html pages in my browser

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.

[TalAter]

Hi @real2412

I was wondering why you believe this change is needed. Does it improve the result in any way?

[renansalazar]

Excuse me, my English is very bad, I misunderstood the issue. Regards