Everyone would always like to have a wallpaper which will make us feel happy. because you have the feel of holidays nearing so soon.
If you consider the holidays as the best part of the year, then I am pretty sure you will like this windows 10 theme.
This windows 10 theme comes with a beautiful Christmas tree. It will truly make your background so colorful.
You can clearly observe that the white snow blends in very well with the dark blue background. To the right side of the screen, you can see the moon. All this will give you a very pleasant feeling.
Download this theme from here.