@keyframes squiggly-anim {
  0% {
    -webkit-filter: url("#squiggly-0");
            filter: url("#squiggly-0");
  }
  25% {
    -webkit-filter: url("#squiggly-1");
            filter: url("#squiggly-1");
  }
  50% {
    -webkit-filter: url("#squiggly-2");
            filter: url("#squiggly-2");
  }
  75% {
    -webkit-filter: url("#squiggly-3");
            filter: url("#squiggly-3");
  }
  100% {
    -webkit-filter: url("#squiggly-4");
            filter: url("#squiggly-4");
            }
  }
  #scratch {
  animation: squiggly-anim .5s linear infinite;
}