.mw-rcfilters-ui-changesListWrapperWidget-previousChangesIndicator {
    color: white !important;
    height: 1px !important;
		animation: 1s ease fadeBlue;
		border-top-color: #c8ccd1 !important;
}

@keyframes fadeBlue {
  60% {
    border-top-color: #36c;
  }
  100% {
    border-top-color: #c8ccd1;
  }
}