.tit {
  font-size: 24px;
  font-family: Arial;
  font-weight: bold;
  color: #333333;
  text-align: center;
  margin: 85px 0 105px;
}

.tit .line {
  width: 40px;
  height: 2px;
  background: #86201D;
  display: inline-block;
}

.part .title {
  font-size: 48px;
  font-family: SourceHanSansSC;
  font-weight: 400;
  color: #851E1C;
  line-height: 1.1;
  border-left: 8px solid #851E1C;
  padding-left: 15px;
  margin-bottom: 85px;
}

.detail {
  font-size: 30px;
  color: #383838;
  font-family: SourceHanSansSC;
  margin-bottom: 200px;
}

.detail>div {
  margin: 60px 0;
}

.detail>p {
  line-height: 1.3;
}