Month: October 2017

img { -webkit-filter: grayscale(100%); -moz-filter: grayscale(100%); -ms-filter: grayscale(100%); -o-filter: grayscale(100%); filter: grayscale(100%); filter: gray; /* IE 6-9 */ } html { -webkit-filter: grayscale(100%); -moz-filter: grayscale(100%); [อ่านต่อ]