版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/slwsss/article/details/87876896
var ts = [
'img',
'video',
'iframe',
'embed',
'object',
'[style*="background:url"]',
'[style*="background-image:url"]',
'[style*="background: url"]',
'[style*="background-image: url"]',
'[style*="background-image"][style*="image-set"]'
];
ts = 'body,' + ts.join(',') + '{filter:invert(100%);}'
+ ts.map(function (p) { return ts.map(function (p2) { return p + ' ' + p2 }).join(',') }).join(',') + '{filter:invert(0%);}'
+ 'body{background-color:rgba(0,0,0,0.9382)!important;}:root,html{background-color:rgba(0,0,0,0)!important;}';
var css = document.createElement('style');
css.innerHTML = ts;
document.body.appendChild(css);
//缺点：无法较好的处理黑色背景及背景图