css全站变灰

css属性全网站变灰: filter: grayscale 使用可以调整元素的灰度值 html { filter: grayscale(0.95); -webkit-filter: grayscale(0.95); -moz-filter: grayscale(0.95); -ms-filter: grayscale(0.95); -o-filter: grayscale(0.95); filter: url(data:image/svg+xml;utf8,#grayscale); filter: progid:DXIm