.indexImage{
    background:url("../image/banner.png") no-repeat center 0;
}

.strip{
    width: 1200px;
    height: 100px;
    background: #ffffff;
    box-shadow: 0 12px 18px 0 rgba(187,203,236,0.30);
    position: absolute;
    top: -60px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    font-size: 20px;
}
.strip div{
    display: flex;
    align-items: center;
    cursor: pointer;
}
.strip img{
    margin-right: 7px;
}
.content{
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    position: relative;
}
.introduce{
    margin-top: 117px;
}
.introduce_item{
    display: flex;
    align-items: center;
}
.introduce{
    width: 1184px;
}
.intro_right{
    padding-left: 125px;
}
.intro_left{
    padding-right: 136px;
}
.intro_title{
    font-size: 32px;
    font-weight: 600;
    text-align: left;
    color: #212e4e;
    padding-bottom: 20px;
}
.intro_content{
    font-size: 16px;
    font-weight: 400;
    text-align: left;
    color: #212e4e;
    line-height: 27px;
}
.intro_content ul{
    list-style-type:none;
    padding-left: 0;
}
.intro_content li{
    margin-bottom: 20px;
}
.intro_detail{
    font-size: 18px;
    color: #2554ff;
    line-height: 25px;
    cursor: pointer;
}
.leftLine{
    display: flex;
    justify-content: center;
}
.image_left{
    height: 440px;
}
.why{
    width: 1229px;
    margin-top: 120px;
    position: relative;
}
.why_top{
    display: flex;
    justify-content: flex-start;
    align-items: center;
}
.shadow1{
    margin-right: 178px;
}
.shadow2{
    width: 400px;
    background: url("../image/shadowMiddle.png") no-repeat 0 0;
    height: 70px;
    display: flex;
    align-items: end;
    justify-content: end;
    align-self: flex-start;
    margin-top: 30px;
}
.shadow2 span{
    font-size: 42px;
    font-weight: 600;
    text-align: center;
    color: #212e4e;
    line-height: 59px;
}
.shadow3{
    right: 0;
    top: 48px;
    position: absolute;
    z-index: -1;
}
.why_foot{
    display: flex;
    justify-content: space-around;
}
.why_item{
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 276px;
    height: 310px;
    background: #f3f6ff;
    border: 1px solid #b5c5ff;
    border-radius: 10px;
    box-shadow: 0 30px 60px -20px rgba(0,27,158,0.15);
}
.why_item img{
    width: 64px;
    height: 64px;
    margin-top: 57px;
}
.why_item span:nth-child(2){
    margin-top: 34px;
    font-size: 24px;
    font-weight: 600;
    text-align: center;
    color: #212e4e;
    line-height: 33px;
}
.why_item span:nth-child(3){
    margin-top: 28px;
    font-size: 18px;
    font-weight: 400;
    text-align: center;
    color: #212e4e;
    line-height: 25px;
}
.message{
    margin-top: 134px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.shadow_message{
    background: url("../image/shadowMiddle.png") no-repeat 0 0;
    width: 380px;
    height: 70px;
    display: flex;
    align-items: end;
}
.message .shadow_message span:nth-child(1),.message .shadow_message span:nth-child(3){
    font-size: 42px;
    font-weight: 600;
    text-align: center;
    color: #212e4e;
    line-height: 59px;
}
.message .shadow_message span:nth-child(2){
    font-size: 42px;
    font-weight: 600;
    text-align: center;
    color: #2554FF;
    line-height: 59px;
}
.message .message_intro{
    width: 576px;
    height: 25px;
    font-size: 18px;
    font-weight: 400;
    text-align: center;
    color: #212e4e;
    line-height: 25px;
}
.message_block{
    display: flex;
    justify-content: space-around;
    margin-top: 130px;
}
.message_block .message_item{
    width: 335px;
    height: 243px;
    background: #ffffff;
    border: 1px solid #b5c5ff;
    border-radius: 5px;
    box-shadow: 0 30px 60px -20px rgba(0,27,158,0.15);
    padding: 10px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.message_foot img{
    padding-right: 10px;
}
.message_foot span{
    font-size: 16px;
    font-weight: 500;
    color: #212e4e;
    line-height: 22px;
}
.message_line{
    align-self: end;
    margin-bottom: 30px;
}
.message_item_one{
    position: relative;
}
.foot_shadow{
    position: absolute;
    top: -40px;
    left: -71px;
    z-index: -1;
}
.header_content{
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.header_content_title{
    font-size: 46px;
    font-weight: 600;
    text-align: center;
    line-height: 65px;
    letter-spacing: -3.07px;
}
.header_content_intro{
    font-size: 24px;
    font-weight: 400;
    text-align: center;
    color: #212e4e;
    line-height: 33px;
    letter-spacing: 3.6px;
    margin-top: 14px;
}
.header_content_button{
    width: 162px;
    height: 48px;
    background: #2554ff;
    border-radius: 24px;
    box-shadow: 0 12px 30px -9px rgba(76,99,217,0.50);
    font-size: 20px;
    font-weight: 500;
    text-align: center;
    color: #ffffff;
    line-height: 48px;
    margin-top: 46px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
.strip span:hover{
    color: #2554ff;
}
.message_content{
    text-indent: 32px;
    font-size: 16px;
    text-align: left;
    line-height: 28px;
    color: #212e4e
}
.company{
    overflow: hidden;
    width: 1280px;
    height: 210px;
    position: absolute;
    right: 0;
    bottom: 0;
}
.oneTop{
    top: 0;
    left: 0;
}
.twoTop{
    top:175px;
    left: 0px;
    overflow: hidden;
}
.threeTop{
    top: 350px;
    left: 0;
}
.company img{
    width: 100%;
    height: 210px;
    position: absolute;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
    animation-duration: 20s;
}
.c1{
    animation-name: roll1;
}
.c2{
    animation-name: roll2;
}
.c3{
    animation-name: roll3;
}
.c4{
    animation-name: roll4;
}
@keyframes roll1{
    0%{left: 0; top: 0;}
    100%{left: 100%; top: 0;}
}
@keyframes roll2{
    0%{left: -100%; top: 0;}
    100%{left: 0; top: 0;}
}
@keyframes roll3{
    0%{left: 10%; top: 0;}
    100%{left: 110%; top: 0;}
}
/*@keyframes roll3*/
/*{*/
/*    from {left:20%;}*/
/*    to {left:100%;}*/
/*}*/
/*@keyframes roll4*/
/*{*/
/*    from {left:80%;}*/
/*    to {left:20%;}*/
/*}*/
@keyframes roll4{
    0%{left: -90%; top: 0;}
    100%{left: 10%; top: 0;}
}
.mark_part{
    position: absolute;
    z-index: 22;
    width: 200px;
    height: 530px;
    transform: translateX(-5px);
    background: linear-gradient(90deg,#fff,hsla(0,0%,100%,0));
}
.mark_part1{
    position: absolute;
    z-index: 1;
    width: 200px;
    height: 530px;
    transform: translateX(-5px);
    right: 50px;
    background: linear-gradient(-90deg,#fff,hsla(0,0%,100%,0));
}