How to make the whole station gray (usually used for mourning activities)

Give your website all the HTML tags add this piece of CSS code, the order is not wrong OH

HTML {filter: grayscale (100%);  Filter: progid:DXImageTransform.Microsoft.BasicImage (grayscale=1); -webkit-filter: grayscale (100%);  -moz-filter: grayscale (100%);}

Then the question came, IE 10 and IE11 is not supported, at this time how to do it, we need to join the Grayscale.js, Baidu will be able to download a bit, using the following methods:

// jquery method, the page is loaded after the completion of the execution, to prevent the picture is not loaded, causing the page to become Gray failed $ (function() {   function() {        if (Document.readystate = = "complete") {          grayscale (document.body));}}   );

As for the "Spartan kernel" browser above win10, I'm sorry, I don't have this system at home and I can't test it.

How to make the whole station gray (usually used for mourning activities)