Background image full Screen adaptive key CSS code

html,body{width:100%;height:100%;} body{/*background-repeat:no-repeat;*/background-size:100% 100%;}

This is very important, do not know why the Internet is not completely search, as if there is no such knowledge points, the search is a few nonsense things.

I do not know the beginning of the very vexed, the original to set the HTML and body width of the 100%,dom elements have a benchmark, otherwise how to set background-size are white blind, whether repeat according to their own needs, if your background picture big enough, There's not a single monitor in the world that's bigger than the size of your picture, so you don't have to add it. Otherwise the customer display may be larger than your background image, plus

Background image full Screen adaptive key CSS code