.product {
  background: #F8F9FA;
}

.header {
  position: unset;
  background: #FFFFFF !important;
  box-shadow: 0px 4px 16px 0px rgba(0,10,40,0.04);
}

.blue {
  color: #184399 !important;
  font-size: 500;
}

.header-tag li {
  display: inline-block;
  cursor: pointer;
  padding: 24px 0;
  margin-left: 80px;
}

.content-data {
  /* display: flex; */
  overflow: hidden;
  margin: 40px 0 80px;
  padding-top: 74px;
}

.content-data .directory {
  width: 400px;
  height: auto;
  box-sizing: border-box;
  background: #FFFFFF;
  margin-right: 24px;
  padding-bottom: 24px;
  float: left;
}

.content-data .directory ol {
  padding: 24px;
  background: #184399;
  border-top-left-radius: 16px;
  font-size: 24px;
  font-weight: 500;
  color: #FFFFFF;
}

.content-data .directory li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 16px 24px 0;
  padding-bottom: 16px;
  border-bottom: 1px solid #EAEAEA;
  font-size: 18px;
  font-weight: 400;
  cursor: pointer;
}

.content-data .directory a {
  color: #000000;
}

.content-data .directory li img {
  width: 14px;
  height: 8px;
}

.content-data .directory .use {
  display: none;
  box-sizing: border-box;
  margin: 0 24px;
  font-size: 16px;
  font-weight: 400;
  color: #666666;
}

.content-data .directory .use div {
  margin-top: 24px;
  cursor: pointer;
}

.content-data .directory .use div:first-child {
  margin-top: 14px;
}

.content-data .product-message {
  width: 776px;
  box-sizing: border-box;
  float: right;
}

.content-data .product-message .message-item {
  display: flex;
  box-sizing: border-box;
  padding: 40px;
  margin-bottom: 24px;
  border-radius: 16px;
  background: #FFFFFF;
}

.product-message .message-item .item-img img {
  width: 240px;
  height: 240px;
}

.product-message .message-item .item-content {
  margin-left: 80px;
}

.product-message .message-item .item-content div:nth-child(1) {
  font-size: 16px;
  font-weight: 400;
  color: #999999;
  margin-bottom: 16px;
}

.product-message .message-item .item-content div:nth-child(2) {
  font-size: 24px;
  font-weight: 500;
  color: #184399;
  padding-bottom: 25px;
  margin-bottom: 25px;
  border-bottom: 1px solid #EAEAEA;
}

.product-message .message-item .item-content div:nth-child(3) {
  font-size: 16px;
  font-weight: 400;
  color: #666666;
}