img {
  /* inline the SVG filter */
  filter: url('data:image/svg+xml,\
    <svg xmlns="http://www.w3.org/2000/svg">\
      <filter id="waves" x="-20%" y="-20%" width="140%" height="140%" filterUnits="objectBoundingBox" primitiveUnits="userSpaceOnUse" color-interpolation-filters="linearRGB">\
        <feTurbulence type="turbulence" baseFrequency="0.01 0.01" numOctaves="1" seed="1" stitchTiles="noStitch" result="turbulence" />\
        <feDisplacementMap in="SourceGraphic" in2="turbulence" scale="20" xChannelSelector="G" yChannelSelector="A" result="displacementMap" />\
      </filter>\
    </svg>#waves');
}