.caution {
    background: #FFF0F5;
}
.rule {
    position: relative;
    margin-left: -15px;
    padding-left: 15px;
    list-style: none;
    color: #000066;
}
.rule:before {
    content: "";
    position: absolute;
    top: .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;
}