.mx-0 {
    margin-left: 0;
    margin-right: 0;
}

.notes-wrap {
    padding: 46px 0;
    min-height: 620px;
}

.nav-list {
    max-width: 260px !important;
    box-shadow: 0px 2px 10px 0px rgba(71, 42, 252, 0.26);
    height: 100%;
}

.nav-list .list-group {
    border-radius: 0;
}

.nav-list .list-group-item,
.nav-list .list-group-item:hover,
.nav-list .list-group-item.active,
.nav-list .list-group-item.active:hover {
    color: #31364C;
    border: 0;
    border-bottom: 1px solid #F5F5F5;
    border-radius: 0;
    background: #fff;
}

.nav-list .list-group-item:hover,
.nav-list .active {
    background: #fff;
    font-weight: 600;
}

.list-group-item {
    background: none;
}

.nav-list .list-group-item:hover .icon-arrow,
.nav-list .active .icon-arrow {
    color: #518CF2;
    transform: scale(1.5);
}

.nav-list .icon-arrow {
    display: inline-block;
    color: #CDCFD7;
}

.contents {
    width: 100%;
    height: 88px;
    background: url(../images/bg-nav-list.png) center no-repeat;
    background-size: contain;
    padding-left: 33px;
    padding-top: 28px;
    font-size: 24px;
    color: #fff;
    letter-spacing: 2px;
    position: relative;
}

.contents .triangle {
    display: inline-block;
    width: 0;
    height: 0;
    border-width: 15px;
    border-style: solid;
    border-color: #fff transparent transparent transparent;
    transform: rotate(180deg);
    position: absolute;
    bottom: 0;
    left: 33px;
}

.article {
    max-width: 830px;
}

.article-item {
    display: none;
}

.rules {
    display: block;
}

.article .headline {
    padding-left: 15px;
    border-left: 4px solid #14BBA1;
    line-height: 26px;
    font-size: 26px;
    color: #444;
    font-weight: 600;
    margin-bottom: 33px;
}

.article .article-desc {
    padding-top: 27px;
    border-top: 1px solid #CCCCCC;
    font-size: 16px;
    line-height: 30px;
    color: #666262;
    text-indent: 32px;
}

.article-desc .order {
    font-weight: 600;
    margin-right: 15px;
}

@media screen and (max-width: 768px) {
    .notes-wrap {
        padding: 20px 0;
        min-height: 600px;
    }
}