JSFiddle - React, Tailwind, and code Playground
by rodrigorgs
HTML
<img src="http://blog.stackoverflow.com/wp-content/uploads/stackoverflow-logo-300.png" />CSS
img {
/* filter: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg'><filter id='filtro'><feColorMatrix in='SourceGraphic' type='matrix' values='-1 0 0 0 1 0 -1 0 0 1 0 0 -1 0 1 0 0 0 1 0'/><feOffset result='offOut' in='SourceAlpha' dx='2' dy='2' /><feGaussianBlur result='blurOut' in='offOut' stdDeviation='1' /><feBlend in='SourceGraphic' in2='blurOut' mode='normal' /></filter></svg>#filtro"); */
filter: url("data:image/svg+xml;utf8,<svg xmlns=\'http://www.w3.org/2000/svg\'><filter id=\'grayscale\'><feColorMatrix type=\'matrix\' values=\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\'/></filter></svg>#grayscale"); /* Firefox 3.5+ */
}