.rule {
  position: relative;
  margin-left: -15px;
  padding-left: 15px;
  list-style: none;
  color: #000066;
}
.rule:before {
  content: "";
  position: absolute;
  top: 0.4em;
  left: 0;
  -webkit-transform: rotate(50deg);
  -ms-transform: rotate(50deg);
  transform: rotate(50deg);
  width: 5px;
  height: 10px;
  border-right: 3px solid #8b6b4e;
  border-bottom: 3px solid #8b6b4e;
  border-color: #000088;
}