Turn the entire interface of the website or web page into black and white and gray tones css code

Not much to say, please look at the code to turn the website or web page into black and white

Web page black and white code external style

html {filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);-webkit-filter: grayscale(100%);}123

to write the css file inside the head tag

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webpage black and white code inline style
Enter the html tag and find the html

12

html {-webkit-filter: grayscale(100%); -moz-filter: grayscale(100%); -ms-filter: grayscale(100%); -o-filter: grayscale(100%); filter: grayscale(100%); filter: url("data:image/svg+xml;utf8,#grayscale"); filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1); }

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