progress[role] {
  display: inline-block;
  position: relative;
  width: 10em;
  height: 1em;
  vertical-align: -.2em;
  background-image: url('data:image/gif;base64,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');
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

progress[role],
progress[aria-valuenow]:before {
  background-color: #5af;
}

progress[role],
progress[role]:after {
  background-repeat: repeat-x;
  background-position: 0 0;
  -moz-background-size: auto 100%;
  -webkit-background-size: auto 100%;
  background-size: auto 100%;
}

/* Determinate only overrides */
progress[aria-valuenow] {
  background: #eee;
}

progress[aria-valuenow]:before {
  content: "";
  display: block;
  height: 100%;
}

/* Overlay */
progress[role]:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAQBAMAAAAlsQiEAAAABGdBTUEAALGPC/xhBQAAAC1QTFRF////////gYGA+/v7////3NzcQUFCkZGQWFlZAAAAAAAA////WFhY////r6+w5vktvgAAAA90Uk5TZB4sW3ZODgMEJgBVHDY+cmAeZAAAACZJREFUeNpjmMBQwHCBAQQMGAIYHjAoMBxgSGBoYFjAIMCwgcEBAGgwBpG64ZoMAAAAAElFTkSuQmCC');
}