body{
  background-color: #fafafa;
}
.m-billboard{
  height: 552px;
  background-position: 50% 50%;
  background-repeat: no-repeat;
  background-size: cover;
  background-image: url(../image/industrialService/bg.png);
}
.m-billboard .u-cont{
  background-repeat: no-repeat;
  background-size: cover;
  background-image: url(../image/industrialService/bg2.webp);
  color: #ffffff;
}
.u-cont-name{
  font-size: 55px;
  text-align: right;
}
.u-cont-name_en{
  font-size: 43px;
}
.main{
  margin-top: -80px;
}
.main-cont{
  width: 1224px;
  margin: 0 auto;
}
/* @media screen and (min-width: 1440px) {
  .main-cont {
      width: 1224px;
  }
} */
.main-preview{
  padding: 10px 0;
  display: flex;
  justify-content: space-evenly;
  background: #ffffff;
  border-radius: 2px;
  overflow: hidden;
  box-shadow: 0rem 0.5rem 1rem 0rem rgba(140, 153, 191, 0.2);
  margin-bottom: 40px;
}
.main-preview .u-wrap{
  padding: 10px;
  cursor: pointer;
}
.main-preview .u-wrap ._img{
  width: 90px;
  height: 90px;
  margin-bottom: 6px;
}
.main-preview .u-wrap ._text{
  text-align: center;
  font-size: 14px;
  color: #333333;
}

.con_part{
  display: flex;
  background: #fff;
  margin-bottom: 20px;
  box-shadow: 0rem 0.5rem 1rem 0rem rgba(140, 153, 191, 0.2);
  border-radius: 2px;
  font-size: 12px;
}
.part_l{
  width: 274px;
  padding-left: 26px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  height: 360px;
}
.part_l .tt { padding-top: 28px; margin-bottom: 12px; }
.part_l .tt h3 { color: #fff; line-height: 54px; font-size: 22px; }
.part_l .line { width: 40px; border-top: 1px solid #fff; opacity: .5; filter: alpha(opacity=50); margin-bottom: 20px; }
.part_l .txt { margin-bottom: 23px; line-height: 20px; color: #fff; opacity: .6; filter: alpha(opacity=60); }
.part_l .more { display: block; width: 86px; line-height: 26px; border: 1px solid rgba(255, 255, 255, 0.5); color: #fff; text-align: center; }
.part_l .more:hover { background: #fff; color: #f49037; }

.part_r{
  flex: 1;
  height: 360px;
}
.part_r li { position: relative; float: left; width: 33.3%; height: 179px; overflow: hidden; border-bottom: 1px solid #eee; border-left: 1px solid #eee; margin-left: -1px; text-align: center; z-index: 1; }
.part_r li h4 { line-height: 24px; font-size: 14px; color: #333; padding-top: 18px; }
.part_r li p { color: #818c9b; line-height: 24px; padding-bottom: 8px; }
.part_r li p b { color: #ed3436; font-size: 14px; font-weight: normal; }
.part_r li .top { padding-top: 32px; height: 130px; transition: all .3s ease; }
.part_r li .money { display: block; }
.part_r li .btn { display: none; margin-top: 12px; text-align: center; }
.part_r li .btn a { display: inline-block; line-height: 28px; color: #2e72db; border: 1px solid #2e72db; padding: 0 14px; background-color: #fff; }
.part_r li .btn a.on { color: #fff; background: #297dfe; }
.part_r li .arrow { display: block; margin: 0 auto; width: 24px; height: 24px; background: url(../image/industrialService/more.png) left top no-repeat; }
.part_r li:hover { transition: all .3s ease; box-shadow: 0 0 15px rgba(15, 79, 204, 0.2); z-index: 3; }
.part_r li:hover .top { padding-top: 2px; height: 98px; transition: all .3s ease; }
.part_r li:hover .arrow { opacity: 0; filter: alpha(opacity=0); }
.part_r li:hover .money { display: none; }
.part_r li:hover .btn { display: block; }
.part_r li:nth-child(3n) { border-right: none; }