CSS to make HTML page footer stay at bottom of the page with a minimum height, but not overlap the page

Question

I have the following page (deadlink: http://www.workingstorage.com/Sample.htm ) that has a footer which I can\'t make sit at the bottom of the page.

I wa

Answer 1

It's actually very simple. This solution doesn't require to know footer height.

  

    Website
  
  

    Footer
  

.app {
  min-height: 100vh;
}