Changing background color theme in vim

Sometimes, when you open a document in vim, the color of the font and background is not easy on the eye, like below:

In order to encounter this, you can change the backgroud of vim to use light background, by using

:set background=light

or

:set bg=light

in vim to become like below:

You can change the backgound back to dark by using

:set background=dark

or

:set bg=dark

in vim.

That's all, hope this is going to be useful to you.