.sub-title__article {
  display: flex;
  padding: 40px;
  flex-wrap: wrap;
}

.sub-title__article section + section {
  border-left: 1px solid #eee;
}

.sub-title__article section {
  width: 50%;
  padding: 15px 0;
}

.sub-title__article section h2 big {
  font-size: 35px;
}

.sub-title__article section h2 em {
  font-size: 24px;
  font-weight: 700;
  color: #505050;
}

.sub-title__article section p {
  font-size: 16px;
  text-align: center;
  color: #8c8c8c;
  line-height: 1.3;
}
/* 平板设备（768px及以上） */
@media (min-width: 768px) {
  .sub-title__article section {
    width: 25%;
    padding: 20px 0;
  }
  .sub-title__article section h2 big {
    font-size: 55px;
    color: #505050;
  }

  .sub-title__article section h2 em {
    font-size: 30px;
    font-weight: 700;
    color: #505050;
  }

  .sub-title__article section p {
    font-size: 18px;
    text-align: center;
    color: #8c8c8c;
    line-height: 1.3;
  }
}

.sub-title__article section h2 {
  text-align: center;
  font-weight: 700;
  color: #666;
  margin-bottom: 10px;
}

.news-mask {
  position: absolute;
  background-color: #000;
  opacity: 0.6;
  height: 248px;
  width: 100%;
  top: 0;
  left: 0;
}

.news-mask__h2 {
  position: absolute;
  color: #fff;
  font-size: 24px;
}

.hnewslist li > a:hover {
  color: #22938D !important;
}

.footer-nav .btn-nav__container {
  width:100%;
display: flex;
justify-content: space-between;
  margin-left: 60px;
  margin-top: 30px;
}

.footer-nav .btn-nav {
  display: flex;
  width: auto;
  flex-direction: column;
  margin-bottom: 30px;
}

.footer-nav .btn-nav .btn-nav-title {
  font-size: 18px;
  color: #fff;
  font-family: "HanSansK-bold";
}

.footer-nav .btn-nav .title-line {
  height: 2px;
  background: #018671;
  display: block;
  margin-top: 2px;
  width: 29px;
}

.footer-nav .btn-nav a {
  display: inline-block;
  color: rgba(255,255,255,0.8);
  font-size:15px;
  line-height:1.8;
}

.footer-nav .btn-nav a strong {
  margin: 0 26px 0 54px;
}

.footer-nav .btn-nav a .iconfont {
  font-size: 13px;
  margin-right: 14px;
}
.footer-nav .foot-right {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
}

.link-mask {
  position: absolute;
  width: 280px;
  background: #fff;
  top: -120px;
  right: 0;
  padding: 10px 14px;
  opacity: 0;
  transition: all 0.3s linear;
}

.link-mask p {
  display: flex;
  align-items: center;
  line-height: 24px;
  color: #333;
}

.link-mask i {
  display: inline-block;
  height: 8px;
  width: 2px;
  background-color: #068874;
  margin-right: 6px;
}

.link-mask.active {
  opacity: 1;
}

.solution__container {
  width: 1400px;
  height: 640px;
  display: flex;
  justify-content: space-between;
}

.solution__container-common {
  overflow: hidden;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100% 100%;
  cursor: pointer;
  transition: all 0.5s;
}

.solution__container-common:hover {
  background-size: 108% 108%;
}

.solution__container-common h4 {
  color: #fff;
  font-weight: 700;
  font-size: 30px;
  margin-bottom: 12px;
  font-family: "HanSansK-heavy";
}
.solution__container-common p {
  color: #fff;
  font-size: 20px;
}
.solution__container-side {
  width: 300px;
  height: 640px;
}

.solution__container-center {
  width: 760px;
  height: 640px;
}

.solution__container-center--top {
  display: flex;
  justify-content: space-between;
}