先来看看效果图: 实例代码: 复制代码代码如下:<!DOCTYPE html><html> <head> <meta charset=”{CHARSET}”> <title></title> <style type=”text/css”> .gray { -webkit-filter: grayscale(100%); -moz-filter: grayscale(100%); -ms-filter: grayscale(100%); -o-filter: grayscale(10