.banner{
    height: 697px;
    position: relative;
}
.ban-text{
    position: absolute;
    top: 129px;
    left: 292px;
    color: #253554;
    display: none;
    width: 670px;
}
.ban-text p:nth-child(1){
    font-size: 50px;
    margin-bottom: 26px;
}
.ban-text p:nth-child(2){
    font-size: 20px;
    margin-bottom: 26px;
}
.ban-text p:nth-child(3){
    font-size: 15px;
    line-height: 34px;
}

.box1{
    width: 100%;
    background: url(../images/about_box1_bg.jpg) no-repeat;
    margin: 0 auto;
    padding-top: 1px;
    padding-bottom:40px;
}
.ys{
    width: 1223px;
    height: 159px;
    margin: -66px auto 0;
    display: flex;
    display: -webkit-flex;
    position: relative;
    z-index: 99;
    background: #fff;
}
.ys>div:nth-child(1){
    margin-left: 54px;
}
.ys>div:nth-child(2){
    margin: 0 54px 0 86px;
}
.ys .ys-img{
    float: left;
    width: 125px;
    line-height: 159px;
    text-align: center;
}
.ys .ys-img img{
    vertical-align: middle;
    /* margin: ; */
}

.ys .ys-text{
    float: left;
    margin-left: 25px;
}
.ys .ys-text .ys-tit{
    font-size: 20px;
    color: #206BE6;
    margin: 30px 0 8px 0;
}
.ys .ys-text .ys-p{
    font-size: 14px;
    line-height: 25px;
}

.box1-tit{
    text-align: center;
    font-size: 28px;
    color: #253554;
    margin-top: 64px;
    font-weight: bold;
}
.box1-main{
    width: 1223px;
    margin: 40px auto 0;
    display: flex;
    display: -webkit-flex;
    position: relative;
    justify-content: space-between;
    
}
.box1-main>div{
    width: 279px;
    height: 284px;
    background: #fff;
    cursor: pointer;
    box-shadow: RGBA(117, 117, 117, .28) 0 1px 8px 0;
    cursor: pointer;
}
.box1-main>div:hover{
    box-shadow:none;
    background: -moz-linear-gradient(top, #4E6492 0%, #192639 100%);
    background: -webkit-gradient(linear, top, bottom, color-stop(0%,#4E6492), color-stop(100%,#192639));
    background: -webkit-linear-gradient(top, #4E6492 0%,#192639 100%);
    background: -o-linear-gradient(top, #4E6492 0%,#192639 100%);
    background: -ms-linear-gradient(top, #4E6492 0%,#192639 100%);
    background: linear-gradient(to bottom #4E6492 0%,#192639 100%);
}
.box1-main>div:hover h3,.box1-main>div:hover p{color: #fff;}
.box1-main h3{
    font-size: 20px;
    color: #206BE6;
    margin: 61px 0 27px 73px;
    font-weight: 500;
}
.box1-main p{
    font-size: 15px;
    color: #253554;
    line-height: 33px;
    margin-left: 73px;
}
.box3{
    width: 100%;
    height: 209px;
    background: url(../images/about_box3_bg.jpg) no-repeat;
    margin: 0 auto;
    padding-top: 1px;
}
.box2{
    width: 100%;
    height: 354px;
    background: url(../images/about_box2_bg.jpg) no-repeat;
    margin: 0 auto;
    padding-top: 1px;
}
.box2-tit{
    text-align: center;
    color: #fff;
    font-size: 28px;
    font-weight: bold;
    margin-top: 64px;
}
.box2-main{
    width: 1220px;
    margin: 56px auto 0;
    display: flex;
    display: -webkit-flex;
    position: relative;
    justify-content: space-between;
}
.box2-main>div{flex: 1;cursor: pointer;}
.box2-main h3{
    font-size: 16px;
    color: #99C0FF;
    margin-bottom: 44px;
}
.box2-main p{
    font-size: 17px;
    color: #fff;
    opacity: .3;
    transition: .1s;
    -webkit-transition: .1s;
}
.box2-main>div:hover p{opacity: 1;}


.box3-tit{
    text-align: center;
    color: #253554;
}
.box3-tit h2{
    margin: 40px 0 12px 0 ;
    font-size: 25px;
    font-weight: 500;
}
.box3-tit p{
    font-size: 17px;
}
.box3-btn{
    width: 167px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    background-color: #206BE6;
    color: #fff;
    font-size: 18px;
    transition: .2s;
    -webkit-transition: .2s;
    margin: 30px auto 0;
}
.box3-btn a{color: #fff;display: inline-block;width: 100%;height: 100%;}
.box3-btn:hover{
    background-color: #253554;
    /* color: #fff; */
}
/* .box3-btn:hover a{color: #fff;} */