.banner_wrap {
  position: relative;
}
.banner_wrap img {
  display: block;
  width: 100%;
}
.banner_wrap .icon {
  position: absolute;
  bottom: 100px;
  left: 50%;
  margin-left: -10px;
  font-size: 20px;
  color: #ececec;
  animation: positionChange 1s infinite;
}
@keyframes positionChange {
  from {
    bottom: 100px;
  }
  to {
    bottom: 80px;
  }
}
.banner_wrap .company_info {
  position: absolute;
  top: 25%;
  left: 10%;
}
.banner_wrap .company_info h2 {
  color: #fff;
  margin: 0;
  font-size: 28px;
  letter-spacing: 3px;
}
.banner_wrap .company_info p {
  font-size: 12px;
  color: #efefef;
}
.banner_wrap .company_info .border {
  width: 100px;
  height: 2px;
  background: #fff;
}
.banner_wrap .know_more {
  display: block;
  padding: 6px 10px;
  color: #fff;
  cursor: pointer;
  font-size: 12px;
  background: #b51925;
  position: absolute;
  text-decoration: none;
  left: 10%;
  letter-spacing: 3px;
  top: 50%;
}
.banner_wrap .business_wrap {
  position: absolute;
  left: 100px;
  right: 100px;
  bottom: -50px;
  padding: 40px 0;
  border-radius: 5px;
  box-sizing: border-box;
  box-shadow: 0 0 5px #ccc;
  background: #fff;
  z-index: 10;
}
.banner_wrap .business_wrap .project_item {
  text-align: center;
  cursor: pointer;
}
.banner_wrap .business_wrap .project_item img {
  display: inline-block;
  width: 47px;
  height: 40px;
  vertical-align: top;
  margin-right: 12px;
}
.banner_wrap .business_wrap .project_item .project_name {
  display: inline-block;
}
.banner_wrap .business_wrap .project_item .project_name p {
  margin: 0;
  text-align: center;
  font-size: 14px;
  color: #2c2c2c;
}
.banner_wrap .business_wrap .project_item .project_name p:last-child {
  text-align: center;
  font-size: 12px;
  color: #7a7a7a;
}
.banner_wrap .business_wrap .project_item:hover {
  transform: scale(1.2);
}
.project_title_wrap {
  padding-top: 100px;
  padding-bottom: 20px;
}
.project_wrap {
  margin: 0;
}
.project_wrap .col-sm-4,
.project_wrap .col-xs-12 {
  padding: 0;
}
.project_wrap .project_item {
  position: relative;
}
.project_wrap .project_item .mocks {
  opacity: 0;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 30px;
  z-index: 10;
  background: rgba(0, 0, 0, 0.7);
  transition: opacity 0.5s ease-in;
}
.project_wrap .project_item .mocks h3 {
  margin: 0;
  color: #fff;
  font-size: 18px;
  margin-bottom: 20px;
}
.project_wrap .project_item .mocks p {
  margin: 0;
  color: #fff;
  font-size: 14px;
}
.project_wrap .project_item img {
  display: block;
  width: 100%;
}
.project_wrap .project_item:hover .mocks {
  opacity: 1;
}
.group_news_wrap {
  background: #fff;
  padding-top: 50px;
  padding-bottom: 30px;
}
.group_news_wrap .news_head {
  max-width: 1200px;
  margin: 0 auto;
}
.group_news_wrap .news_head .col-sm-6 img {
  display: block;
  width: 100%;
}
.group_news_wrap .news_head .news_desc {
  position: relative;
  height: 210px;
}
.group_news_wrap .news_head .news_desc h3 {
  margin: 0;
  font-size: 20px;
}
.group_news_wrap .news_head .news_desc .date {
  font-size: 12px;
}
.group_news_wrap .news_head .news_desc .date .icon {
  margin-right: 5px;
}
.group_news_wrap .news_head .news_desc .content {
  text-indent: 2em;
  margin-top: 20px;
}
.group_news_wrap .news_head .news_desc .details {
  color: #a0a0a0;
  display: inline-block;
  padding: 6px 10px;
  border: 1px solid #a0a0a0;
  position: absolute;
  bottom: 20px;
  text-decoration: none;
}
.group_news_wrap .news_head .news_desc .details:hover {
  background: #a0a0a0;
  color: #fff;
}
.group_news_wrap .news_body {
  max-width: 1200px;
  margin: 0 auto;
  margin-top: 30px;
}
.group_news_wrap .news_body .col-sm-4 .img_wrap img {
  display: block;
  width: 100%;
}
.group_news_wrap .news_body .col-sm-4 .img_wrap:hover img {
  transform: scale(1.05);
}
.group_news_wrap .news_body .col-sm-4 h3 {
  font-size: 18px;
}
.group_news_wrap .news_body .col-sm-4 h3 a {
  color: #000;
}
.group_news_wrap .news_body .col-sm-4 .date {
  font-size: 12px;
  margin-bottom: 20px;
}
.group_news_wrap .news_body .col-sm-4 .date .icon {
  margin-right: 5px;
}
.group_news_wrap .news_body .col-sm-4 .content {
  font-size: 12px;
  line-height: 20px;
  color: #acacac;
}
@media (max-width: 768px) {
  .banner_wrap .icon {
    position: absolute;
    bottom: 10px;
  }
  @keyframes positionChange {
    from {
      bottom: 30px;
    }
    to {
      bottom: 10px;
    }
  }
  .banner_wrap .know_more {
    top: 60%;
  }
  .banner_wrap .business_wrap {
    display: none;
  }
  .banner_wrap .company_info h2 {
    font-size: 16px;
  }
  .project_wrap .project_item {
    margin-bottom: 15px;
  }
  .project_title_wrap {
    padding-top: 50px;
  }
  .group_news_wrap .title_wrap {
    padding-bottom: 20px;
  }
  .group_news_wrap .news_head h3 {
    margin: 15px 0!important;
  }
  .group_news_wrap .news_head .details {
    bottom: 10px!important;
  }
  .group_news_wrap .news_body .col-sm-4 {
    margin-bottom: 15px;
  }
  .group_news_wrap .news_body .col-sm-4 .date {
    margin-bottom: 5px;
  }
}