Resize Image Css Background Url. However the image will keep its aspect ratio the proportional relationship between the image s width and height. Width of the image second value.
Here is an example that uses a background image for the body of a page and which sets the size to 100 so that it will always stretch to fit the screen. The background size css property lets you resize the background image of an element overriding the default behavior of tiling the image at its full size by specifying the width and or height of the image. This method isn t perfect and it might cause some uncovered space but by using the background position property you should be able to eliminate the problem and still accommodate older browsers.
The fallback way.
Making a background image fully stretch out to cover the entire browser viewport is a common task in. This property offers two special values. The keyword syntax auto cover and contain the one value syntax sets the width of the image height becomes auto the two value syntax first value. Let s see examples with these values.