100% width background image with an 'auto' height

Question

I\'m currently working on a mobile landing page for a company. It\'s a really basic layout but below the header there\'s an image of a product which will always be 100% widt

Answer 1

Add the css:

   html,body{
        height:100%;
        }
    .bg-img {
        background: url(image.jpg) no-repeat center top; 
        background-size: cover; 
        height:100%;     
    }

And html is:

CSS: stretching background image to 100% width and height of screen?