cover |
Resize the image to cover the entire container, even if it has to stretch the image or cut a little bit off one of the edges |
contain |
Resize the image to make sure the image is fully visible |
fit |
Resize the image to fit the container, keeping the aspect ratio and without cropping or stretching the image |
auto |
Set the background size to its default value |
x% |
scaling factor by percentage value |