html - 如何用css令背景图能够撑满本身会滚动的页面？

Question

使用height:100%和background-size:100%的话只是屏幕可见区域撑满,如何能够让滚动到下方区域也能够撑满？
补充一下是移动端的，并且背景图需要同时滚动，楼下的cover方法试过还是不行

Answer 1

Try using the css3 attribute background-size:cover, which adapts to the screen by default and will stretch the image.
Supplement: If it is a mobile version, such as:

It has been tested and the effect can be viewed on mobile phones - link: http://yulei521.github.io/input_autofocus/background .html

Answer 2

background-attachment:fixed;
Fix the background image so it doesn’t move when you scroll!

Answer 3

There are many ways to achieve this. In addition to the two methods above, there is also the simplest position: fixed

Answer 4

This can be achieved and has been tested. However, background-size has compatibility issues and is not compatible with IE6 (7|8). You can try it specifically

   body{
        background: url(img/Koala.jpg) no-repeat;
        background-size: cover;
    }

Answer 5

body{ background:url(images/a-1.jpg) center no-repeat; background-size:cover;}