Can't resize image using CSS

Question

I\'ve tried every answer I could find on all the sites I could find, but still haven\'t been able to properly resize an image using CSS. I\'ve got it inside a div, and tried

Answer 1

The CSS property background:cover will help you!

html { 
 background: url(images/bg.jpg) no-repeat center center fixed; 
 background-size: cover;
}

Cover will extend your background to full screen.