CSS hack prequel - full screen background image

Scroll-wheel images and is compatible with ie unchanged and Google

Qian performed great God blog

https://www.cnblogs.com/dolphinX/p/3292997.html

 

Put several of his renderings

 

 

The following comments there are other solutions, see more at understanding

E.g:

I remember setting background-attachment to fixed it right ???

Really, did not know there is this property, too embarrassing, and wants to Shantie, but learn to think of another solution to the problem is also worth it shy or reserved
but with background-attachment This approach full-screen background is not guaranteed, there will be convergence part of the color problem