For Jiang.

about.html

@@ -6,6 +6,19 @@
   <meta name="description" content="A personal developer who lives in Beijing, China." />
   <meta name="msvalidate.01" content="18E1B8B1375D6D1603970E5998BE1077" />
   <link rel="icon" href="https://img.9595095.xyz/mc">
+  <style>
+
+    html{
+    -webkit-filter: grayscale(100%); /* webkit */
+    -moz-filter: grayscale(100%); /*firefox*/
+    -ms-filter: grayscale(100%); /*ie9*/
+    -o-filter: grayscale(100%); /*opera*/
+    filter: grayscale(100%);
+    filter:progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);
+    filter:gray; /*ie9- */
+    }
+
+   </style>
   <style>
     @import "https://lf3-cdn-tos.bytecdntp.com/cdn/expire-1-M/bulma/0.9.3/css/bulma.min.css";
     @import url('https://fonts.googleapis.com/css?family=Megrim|Overpass+Mono');