Hamburger Menu open up instead of down

Design help General
1

Having trouble finding a way for the hamburger nav button on mobile to open upwards. My navbar is the footer and it expands downward.

Do I need to make a custom menu button with animations?
Any links would be appreciated!

Here is my site Read-Only:

https://preview.webflow.com/preview/scotts-dev-page?utm_medium=preview_link&utm_source=designer&utm_content=scotts-dev-page&preview=dd12dd692203b1299b9d21b83ecf9d86&pageId=610760ce4b88ea41e4e2d453&workflow=preview