Full Screen Background Image Is Stretched

Question

I had made a full screen background image for one of my clients, but the problem is that when I make the image to fit all the screen using the following css codes:

Answer 1

#bg-image{background: url(https://unsplash.com/photos/P3IJy9JMsiU/download?force=true) no-repeat center center fixed;
-webkit-background-size: cover;
-moz-background-size: cover;
-o-background-size: cover;
background-size: cover;}