You can hide Footer from your website manually by inserting code in Site Management.

1. On Content editor, click Site -> Setting -> Site Setting,then click Gear Icon.

footer-setting-home.png

 

2. On Site Config panel, make sure it stays on Config -> CMS. Click on CSS/JS tab, and insert this code, and save it.

footer-setting-css.png 

 

 

 

=============================