* {
    box-sizing: border-box;
}

a {
    color: #555;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
    text-decoration: none;
}

img {
    border: none;
}

ol,
ul,
li {
    list-style: none;
}

body,
ol,
ul,
h1,
h2,
h3,
h4,
h5,
h6,
p,
th,
td,
dl,
dd,
form,
fieldset,
legend,
input,
textarea,
select {
    margin: 0;
    padding: 0
}

li {
    list-style: none
}


.container {

    margin-left: auto;
    margin-right: auto;
    text-align: center
}

.header{
    background: white;    
    width: 100%;
    position: fixed;
    top: 0;

}

.headnav {
    display: flex;
    height: 100px;
    width: 1220px;
    justify-content: space-between;
    align-items: center;
    background-color: white;
    margin: 0 auto;
    z-index: 999;
}

.headnav>.navul {
    display: flex;
    justify-content: center;
    align-content: center;

}

.aa{
    color: rgb(124, 195, 244);
}

.headnav>.navul>li {
    padding: 0 20px;
    font-weight: 600;
}

.headnav>.navul>li>a {
    cursor: pointer;
}

.headnav>.navul>li>a:hover {
    color: rgb(124, 195, 244);
}


/* main start */
.main{
    margin-top: 100px;
}

.banner img{
    width: 100%;
    display: block;
}
.main .desc{
    width: 1200px;
    margin: 0 auto;
    padding: 100px 0;
}

.main .desc > h1{
    font-weight: 400;
    font-size: 34px;
    padding: 20px 0;
    color: #0a3480;
}

.main .desc .desc-detail{
    display: flex;
    justify-content: stretch;
}

.main .desc .desc-detail-box{
    width: 33.33%;
    box-sizing: border-box;
    padding: 0 90px;
}

.main .desc .desc-detail-box > h1{
    color: #3aadf0;
    font-weight: 700;
    padding: 20px 0;
}
.main .desc .desc-detail-box .p1{
    font-size: 22px;
}

.main .desc .desc-detail-box .p2{
    padding-top: 10px;
    color: #999;
    font-size: 14px;
    line-height: 18px;
}

.main .product-box{
    background: #f5fafe;
    padding: 80px 0;
}
.main .product{
    width: 1200px;
    margin: 0 auto;
    display: flex;
    border-bottom: 1px solid #808080;
    padding-bottom: 50px;
}

.main .product .product-desc{
    padding: 0 165px;
    position: relative;
}

.main .product .product-desc > img{
    position: relative;
    z-index: 999;

}

.main .product .box{
    position: absolute;
    width: 178px;
    height: 78px;
    border-radius: 10px;
    box-shadow: 0px 3px 5px rgba(0, 0, 0, 0.3);
    background: white;
}

.main .product .box1{
    bottom: 150px;
    left: 10px;
    z-index: 0;
    line-height: 78px;
    font-size: 20px;
    color:#0a3480;
    font-weight: 500;
}

.main .product .box2{
    top: 0;
    right: 60px;
    padding-top: 15px;
    z-index: 0;
    font-size: 20px;
    color:#0a3480;
    font-weight: 500;
}
.main .product .buy{
   
    padding-left: 60px;
    text-align: left;
}

.main .product .buy .title{
    font-size: 50px;
    color: #0a3480;
    padding: 15px 0;
}

.main .product .buy .desc{
    font-size: 22px;
    color: #999;
    padding: 0 0 50px;
    width: 100%;
}

.main .buy > a > button{
    width:240px;
    height: 60px;
    background: #3aadf0;
    font-size: 28px;
    color: white;
    border-radius: 8px;
    outline: none;
    border: none;
    cursor: pointer;
}
.lb{
    width: 100%;
    margin-top: 100px;
}
/* main end */

.aa1{
    position: relative;
}

.aa1>div{
    display: none;
    position: absolute;
    top: 50px;
    background-color: white;
    width: 130px;
    left: 5px;
}
.aa1:hover>div{
    display: block;
}
.aa1>div>a{
    display: block;
    padding-left: 15px;
    margin:  25px 0;
    text-align: left;
}
.aa1>div>a:hover{
    color: #3aadf0;
}
.aa1>div{
    display: none;
    position: absolute;
    top: 90px;
    background-color: white;
    width: 130px;
    left: 5px;
}
.headnav>.navul>li {
    padding: 0 20px;
    font-weight: 600;
    height: 100px; 
     padding-top: 40px;
}
.aa1>span{
    color: #666;
}
.cf>span{
    display: inline-block;
    width: 110px;
    padding: 12px 20px;
    background-color: #4A92FF;
    color: white;
    font-size: 17px;
    margin-right: 20px;
}
.gg>span{
    display: inline-block;
    width: 110px;
    padding: 12px 20px;
    background-color: #4A92FF;
    color: white;
    font-size: 17px;
    margin-right: 20px;
}
.qx>span{
    display: inline-block;
    width: 110px;
    padding: 12px 20px;
    background-color: #4A92FF;
    color: white;
    font-size: 17px;
    margin-right: 20px;
}
.cf{
    margin: 10px 0;
    display: inline-block;
    font-size: 24px;
    color: #666666;
}
.gg{
    margin: 10px 0;
    display: inline-block;
    font-size: 24px;
    color: #666666;
}
.qx{
    margin: 10px 0;
    display: inline-block;
    font-size: 24px;
    color: #666666;
}
.buy>span{
    font-size: 24px;
    vertical-align: top;
}
.buy>img{
    vertical-align: top;
}
.gou1{
    display: inline-block;
    margin-top: 20px;
}
.gou1>span{
    line-height: 30px;
    vertical-align: top;
    font-size: 24px;
    color: #666;
    margin-left: 20px;
}
.gou1>img{
    vertical-align: top;
}
.gou2>span{
    line-height: 30px;
    vertical-align: top;
    font-size: 24px;
    color: #666;
    margin-left: 20px;
}
.gou2>img{
    vertical-align: top;
}
.gou2{
    display: inline-block;
    margin-top: 20px;
    margin-left: 20px;
}
.gou3>span{
    line-height: 30px;
    vertical-align: top;
    font-size: 24px;
    color: #666;
    margin-left: 20px;
}
.gou3>img{
    vertical-align: top;
}
.gou3{
    margin: 20px 0 40px;
}
.product1-1>.title{
    font-size: 50px;
    color: #0a3480;
    margin-bottom: 30px;
}
.product1{
    width: 1200px;
    margin: 0 auto;
    overflow: hidden;
    text-align: left;
}
.product1>img{
    float: left;
    margin-top: 110px;
}
.product1-1{
    float: left;
    margin-left: 100px;
    margin-top: 80px;
}
.cf1>span{
    display: inline-block;
    width: 110px;
    padding: 12px 20px;
    background-color: #4A92FF;
    color: white;
    font-size: 17px;
    margin-right: 20px;
}
.gg1>span{
    display: inline-block;
    width: 110px;
    padding: 12px 20px;
    background-color: #4A92FF;
    color: white;
    font-size: 17px;
    margin-right: 20px;
}
.qx1>span{
    display: inline-block;
    width: 110px;
    padding: 12px 20px;
    background-color: #4A92FF;
    color: white;
    font-size: 17px;
    margin-right: 20px;
}
.cf1{
    margin: 10px 0;
    display: inline-block;
    font-size: 24px;
    color: #666666;
}
.gg1{
    margin: 10px 0;
    display: inline-block;
    font-size: 24px;
    color: #666666;
}
.qx1{
    margin: 10px 0;
    display: inline-block;
    font-size: 24px;
    color: #666666;
}
.gou11{
    display: inline-block;
    margin-top: 20px;
}
.gou11>span{
    line-height: 30px;
    vertical-align: top;
    font-size: 24px;
    color: #666;
    margin-left: 20px;
}
.gou11>img{
    vertical-align: top;
}
.gou12>span{
    line-height: 30px;
    vertical-align: top;
    font-size: 24px;
    color: #666;
    margin-left: 20px;
}
.gou12>img{
    vertical-align: top;
}
.gou12{
    display: inline-block;
    margin-top: 20px;
    margin-left: 20px;
}
.gou13>span{
    line-height: 30px;
    vertical-align: top;
    font-size: 24px;
    color: #666;
    margin-left: 20px;
}
.gou13>img{
    vertical-align: top;
}
.gou13{
    margin: 20px 0 40px;
}
.product1-1>button{
    width: 240px;
    height: 60px;
    border: 1px solid #3aadf0;
    color: #3aadf0;
    background-color: white;
    font-size: 26px;
    outline: none;
    cursor: pointer;
}