.sub_expert_page_main .top_banner {
  display: block;
  width: 100%;
  margin-bottom: 60px;
}

.sub_expert_page_main .advan {
  display: flex;
  align-items: center;
  gap: 60px;
  margin-bottom: 90px;
}

.sub_expert_page_main .advan li {
  flex: 1;
  border: 1px solid #d2d2d2;
  display: flex;
  align-items: center;
  flex-direction: column;
  text-align: center;
  border-radius: 10px;
  padding: 40px 0;
  cursor: pointer;
  user-select: none;
}

.sub_expert_page_main .advan li:hover {
  border: 1px solid #ff6600;
  box-shadow: 0 0 14px rgba(0, 0, 0, .1);
}

.sub_expert_page_main .advan li .icon {
  width: 88px;
  height: 88px;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
}

.sub_expert_page_main .advan li .icon.ac {
  display: none;
}

.sub_expert_page_main .advan li:hover .icon {
  display: none;
}

.sub_expert_page_main .advan li:hover .icon.ac {
  display: block;
}

.sub_expert_page_main .advan li h4 {
  display: flex;
  align-items: center;
  font-size: 20px;
  color: #0f2f8f;
  gap: 30px;
  margin: 14px 20px;
  font-weight: bold;
}

.sub_expert_page_main .advan li:hover h4 {
  color: #ff6600;
}

.sub_expert_page_main .advan li span {
  font-size: 16px;
  color: #7c7c7c;
  line-height: 28px;
}

.sub_expert_page_main .list {
  margin-bottom: 60px;
  margin: -20px;
  margin-bottom: 50px;
}

.sub_expert_page_main .list li {
  float: left;
  width: 25%;
  padding: 20px;
}

.sub_expert_page_main .list li a {
  display: block;
  width: 100%;
  box-shadow: 0 0 14px rgba(0, 0, 0, .1);
  border-radius: 10px;
  overflow: hidden;
}

.sub_expert_page_main .list li a .cover {
  display: block;
  width: 100%;
  height: 280px;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: top center;
}

.sub_expert_page_main .list li a .msg {
  display: flex;
  align-items: center;
  flex-direction: column;
  text-align: center;
  padding: 14px 20px 20px;
  gap: 12px;
  border-top: 1px solid #f1f1f1;
}

.sub_expert_page_main .list li a .msg h4 {
  font-size: 18px;
  color: #3e3e3e;
  font-weight: bold;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sub_expert_page_main .list li a .msg span {
  font-size: 15px;
  color: #7c7c7c;
  line-height: 28px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sub_expert_page_main .list li a:hover .msg h4,
.sub_expert_page_main .list li a:hover .msg span {
  color: #22a9e1;
}

@media (max-width: 768px) {
  .sub_expert_page_main .top_banner {
    margin-bottom: 30px;
  }

  .sub_expert_page_main .advan {
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
  }

  .sub_expert_page_main .advan li {
    min-width: 42%;
    padding: 20px 0;
  }

  .sub_expert_page_main .advan li .icon {
    width: 50px;
    height: 50px;
  }

  .sub_expert_page_main .advan li h4 {
    font-size: 14px;
    gap: 8px;
  }

  .sub_expert_page_main .advan li span {
    font-size: 12px;
    line-height: 20px;
  }

  .sub_expert_page_main .list li {
    width: 100%;
  }

  .sub_expert_page_main .list li a .msg span {
    font-size: 13px;
  }
}