div[data-page-links*="Important"] > .rm-block-main.rm-block__self .rm-bullet__inner {
  background-color: transparent;
  height: 6px;
  width: 6px;
  border-radius: 0px;
  border: solid red;
  border-width: 0 3px 3px 0;
  transform: rotate(-45deg);
  -webkit-transform: rotate(-45deg);
  margin-bottom: 3px;
}
div[data-page-links*="Important"] > .rm-block-children > .rm-multibar,
div[data-page-links*="Important"] > .rm-block-main.rm-block__self .checkmark {
  border-color: red;
}