.box{
  width:100%;
  height:620px;
  background: url(https://omo-oss-image.thefastimg.com/portal-saas/new2023122015374020385/cms/image/ee2ff895-8c28-4c61-975f-e4c8867959bd.jpg?d=1709004339440) no-repeat center top fixed;
}.item {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
}.col_left {
    position: relative;
    float: left;
    width: 42%;
    height: 100%;
}.on {
    background: rgba(23, 128, 255, 0.91);
}.col_right {
    float: left;
    width: 58%;
}
 .big {
    background-color: rgba(4, 81, 186, 0.84);
    padding: 40px;
    min-height: 260px;
    min-width: 500px;
    border-radius: 60px 0px!important;
}
 .big  h3 {
    font-size: 30px !important;
    color: #ffffff;
    line-height: 1.2;
    font-weight: bold;
    overflow: hidden;
}
.list {
    height: 154px;
    margin-bottom: 1px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.3);
    transition: all .5s ease;
    -webkit-transition: all .5s ease;
    -moz-transition: all .5s ease;
    -ms-transition: all .5s ease;
    -o-transition: all .5s ease;
}
#c_static_001-1709002643374 .icon {
    float: left;
    width: 35px;
    height: 35px;
    text-align: center;
    line-height: 35px;
    margin-top: 58px;
    margin-left: 100px;
}

 .right {
    margin-left: 180px;
    margin-right: 50px;
    padding-top: 46px;
}

 .line {
    display: block;
    width: 15px;
    height: 2px;
    margin-bottom: 6px;
    background: #0087e6;
}

.title {
    font-size: 18px !important;
    line-height: 30px;
    color: #fff;
    font-weight: bold;
    margin: 0;
    padding: 0;
}
 .more {margin-top:30px;
    display: block;
    width: 145px;
    height: 36px;
    text-align: center;
    line-height: 36px;
    color: #ffffff;
    text-transform: uppercase;
    font-size: 14px;
    font-weight: 700;
    border-radius: 28px;
    border: 1px solid #ffffff;
    transition: all .5s ease;
}
.sumury {
    font-size: 14px;
    line-height: 24px;
    color: rgba(255, 255, 255, .6);
}

 .bao {
    display: block;
}
 .col_left{
  position:relative;
  float:left;
  width:42%;
  height:100%;
}
 .item{
  color:#fff;
  display:none;
  border:none;
}
 .active{
  display:block;
}
 .big_title{
  font-size:30px;
  font-weight:700;
  line-height:50px;
 
.big_content{
  font-size:12px;
  line-height:30px;
  margin:20px 0;
}
 .more{
  display:block;
  width:145px;
  height:36px;
  text-align:center;
  line-height:36px;
  color:#ffffff;
  text-transform:uppercase;
  font-size:14px;
  font-weight:700;
  border-radius:28px;
  border:1px solid #ffffff;
  transition:all .5s ease;
}
 .col_right{
  float:left;
  width:58%;
}
 .list{
  height:154px;
  margin-bottom:1px;
  overflow:hidden;
  background:rgba(0, 0, 0, 0.3);
  transition:all .5s ease;
  -webkit-transition:all .5s ease;
  -moz-transition:all .5s ease;
  -ms-transition:all .5s ease;
  -o-transition:all .5s ease;
}
 #c_static_001-1709002643374 .icon{
  float:left;
  width:35px;
  height:35px;
  text-align:center;
  line-height:35px;
  margin-top:58px;
  margin-left:100px;
}
 .right{
  margin-left:180px;
  margin-right:50px;
  padding-top:46px;
}
 .line{
  display:block;
  width:15px;
  height:2px;
  margin-bottom:6px;
  background:#0087e6;
}
 .title{
  font-size:18px;
  line-height:30px;
  color:#fff;
  font-weight:bold;
  margin:0;
  padding:0;
}
 .sumury{
  font-size:14px;
  line-height:24px;
  color:rgba(255, 255, 255, .6);
}
 .bao{
  display:block;
}