.section_1{
    width:100%;
    height:620px;
    background: #F8FCFF;
}
header{
    background:#ffffff;
}
.sec_box{
    width: 1200px;
    margin:0 auto;
    text-align: left;
    position: relative;
}
.section_1>div>div{
    display: inline-block;
}
.section_1>div>div>p:nth-child(1){
    font-size: 18px;
    font-weight: 600;
    color: #0091FF;
    line-height: 25px;
    padding: 100px 0 40px 0;
}
.section_1>div>div>h2{
    font-size: 50px;
    font-weight: 600;
    color: #333333;
    line-height: 60px;
}
.section_1>div>div>div{
    display: inline-block;
    width: 578px;
    font-size: 20px;
    font-weight: 500;
    color: #666666;
    line-height: 40px;
    margin-top: 30px;
}
.section_1>div>div>a{
    display: inline-block;
    width: 180px;
    height: 50px;
    background: #0091FF;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 50px;
    text-align: center;
    margin-top:40px;
}
.section_1>div>img{
    position: relative;
    top: 72px;
    left: 27px;
}
.section_2{
    background:white;
}
.section_2>.sec_box{
    text-align:center;
}
.section_2>.sec_box>h2{
    font-size: 36px;
    font-weight: 600;
    color: #333333;
    line-height: 36px;
    padding:60px 0 30px 0;
}
.section_2>.sec_box>p{
    font-size: 20px;
    font-weight: 400;
    color: #666666;
    line-height: 20px;
}
.section_2>.sec_box>div{
    width: 280px;
    height: 350px;
    display: inline-block;
    margin-right:4px;
    background: #FFFFFF;
    border-radius: 18px;
    border: 2px solid #E6E6E6;
    position: relative;
    padding:0 20px;
    margin:80px 8px 134px 8px;
    vertical-align: top;
}


.section_2>.sec_box>.last{
    margin-right: 0;
}
.section_2>.sec_box>div::before{
    content: '';
    width: 280px;
    display: inline-block;
    height:2px;
    background: #E6E6E6;
    position: absolute;
    top:62px;left: -2px;
}
.section_2>.sec_box>div>i{
    display:inline-block;
    width:240px;
    height:112px;
    margin-top: 8px;
    background:url('../img/de_2.png') no-repeat center  white!important;
    transform: scale(0.5);
}
.section_2>.sec_box>div:nth-child(4)>i{
    background:url('../img/de_4.png') no-repeat center  white!important;
}
.section_2>.sec_box>div:nth-child(5)>i{
    background:url('../img/de_1.png') no-repeat center  white!important;
}
.section_2>.sec_box>div:nth-child(6)>i{
    background:url('../img/de_3.png') no-repeat center  white!important;
}

.section_2>.sec_box>div{
    cursor: pointer;
}
.section_2>.sec_box>div:hover div{
    opacity: 0;
}
.section_2>.sec_box>div span{
    transition: all 0.2s;
    position: relative;
    vertical-align: top;
}
.section_2>.sec_box>div:hover span{
    margin-top:-48px;
}
.section_2>.sec_box>div{
    transition: all 0.2s;
}
.section_2>.sec_box>div:hover{
    box-shadow: 1px 4px 8px 0px rgba(0, 0, 0, 0.18);
}
.section_2>.sec_box>div a{
    font-size: 16px;
    font-weight: 600;
    color: #0091FF;
    line-height: 22px;
    vertical-align: top;
    position: absolute;
    bottom: 33px;
    left: 21px;
    transform: all 0.6s;
    opacity: 0;
}
.section_2>.sec_box>div a img{
    position: relative;
    top:7px;
}
.section_2>.sec_box>div:hover a{
    opacity: 1;
}






.section_2>.sec_box>div>p{
    font-size: 20px;
    font-weight: 600;
    color: #333333;
    line-height: 20px;
    margin-top: 17px;
}
.section_2>.sec_box>div>div{
    font-size: 16px;
    color: #666666;
    line-height: 24px;
    text-align:left;
    margin-top: 37px;
    height: 48px;
}
.section_2>.sec_box>div>span{
    font-size: 16px;
    font-weight: 600;
    display: inline-block;
    color: #333333;
    line-height: 24px;
    margin-top: 20px;
    text-align:left;
}
.section_3{
    width:100%;
    height:600px;
    background: #F8FCFF;
}
.section_3>.sec_box>h3{
    font-size: 26px;
    font-weight: 600;
    color: #333333;
    line-height: 36px;
    padding:100px 0 20px 0;
}
.section_3>.sec_box>div{
    font-size: 16px;
    font-weight: 400;
    color: #333333;
    line-height: 24px;
}
.section_3>.sec_box>.establish{
    width: 160px;
    height: 50px;
    background: #0091FF;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 50px;
    display: inline-block;
    text-align:center;
    margin-top: 60px;
    vertical-align: top;
}
.section_3>.sec_box>.contact{
    width: 160px;
    height: 50px;
    background: transparent;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 400;
    color: #0091FF;
    line-height: 50px;
    text-align:center;
    display: inline-block;
    border: 1px solid #0091FF;
    margin: 60px 0 0 20px;
    vertical-align: top;
}
.section_3>.sec_box>img{
    position: absolute;
    top:89px;
    left:612px;
}
.section_4{
    width:100%;
    height:600px;
    background: #ffffff;
    padding:108px 0 117px 0;
}
.section_4 .tabImg_box{
    display:inline-block;
    width:600px;
    height:375px;
    overflow: hidden;
}
.section_4 .tabImg_box img{
    position: absolute;
    top:0;left:0;
}
.section_4 .sec_box>div:nth-child(2){
    width: 540px;
    text-align:left;
    display: inline-block;
    float: right;
}
.section_4 .sec_box>div:nth-child(2)>h3{
    font-size: 26px;
    font-weight: 600;
    color: #333333;
    line-height: 36px;
}
.section_4 .sec_box>div:nth-child(2)>p{
    font-size: 16px;
    font-weight: 400;
    color: #333333;
    line-height: 24px;
    margin-top: 20px;
}
.section_4 .CodeType{
    font-size: 20px;
    font-weight: 600;
    color: #0091FF;
    line-height: 24px;
    margin:30px 0;
}
.section_4 .CodeType a{
    display: inline-block;
    margin-right:20px;
    height:30px;
    border-bottom: 1px solid  #0091FF;
}
.section_4 .CodeType>.is_act{
    border-bottom: 1px solid #333333;   
    color: #333333;
}
.section_4 .tabText_box{
    display:inline-block;
    width:540px;
    height:50px;
    font-size: 16px;
    font-weight: 400;
    color: #333333;
    line-height: 24px;
    overflow: hidden;
}

.tabText_box>.ani{
    animation: ars 0.6s forwards;
    opacity: 0;
}
.tabText_box>p{
    position: relative;
    display:none;
}
.tabText_box>p:nth-child(1){
    display:block;
}
.tabImg_box>.ani{
    animation: ars 0.6s forwards;
    opacity: 0;
}
.tabImg_box>img{
    position: relative;
    display:none;
}
.tabImg_box>img:nth-child(1){
    display:block;
}
@keyframes ars {
    0% {
        top: 30px;
        opacity: 0;
    }
    100% {
        top: 0;
        opacity: 1;
    }
}
.section_4 .sec_box>div:nth-child(2)>a{
    font-size: 18px;
    font-weight: 600;
    display: inline-block;
    color: #0091FF;
    line-height: 27px;
    margin-top: 40px;
    position: relative;
    padding-left:50px;
}
.section_4 .sec_box>div:nth-child(2)>a:hover{
    text-decoration:underline;
}
.section_4 .sec_box>div:nth-child(2)>a:hover span{
    left:20px;
}
.section_4 .sec_box>div:nth-child(2)>a span{
    display:inline-block;
    width:27px;
    height:27px;
    background: #0091FF;
    border-radius: 50%;
    overflow: hidden;
    text-align:center;
    vertical-align: top;
    position: absolute;
    top:0px;left:0;
    transition: all 0.6s;
}
.section_4 .sec_box>div:nth-child(2)>a span i{
    font-size:14px;
    display: inline-block;
    color:white;
    text-align:center;
    position: relative;
    top:-1px;
}