html{
    font-family: Helvetica, sans-serif;
}

.header .top {
    margin: 0px 18%;
}
.header .privacy {
    color: inherit;
    text-decoration: none;
}
.header .top .right {
    width: 24%;
}
.header {
    position: relative;
    background-image: url("/image/banner.png");
    background-size:100% auto;
    background-repeat:no-repeat;
    cursor: pointer;
    padding-bottom:3%;
}

.header .logo{
    margin-top: 1%;
    height: 43px;
}

.header .download-m{
    display: none;
}
.header .download{
    margin-left: 18%;
    margin-top: 16.5%;
    width: calc(100vw * 268/1903);
}
.header .download img{
    width: 100%;
}

.content1 {
    margin: 4% 18% 3%;
}

.content1 ul {
    list-style: none;
}

.content1 ul li {
    float: left;
    width: 48%;
    height: 360px;
}

.content1 ul li:nth-child(2) div{
    padding-top: 24%;
}
.content1 ul li:nth-child(4) div{
    padding-top: 24%;
}

.content1 ul li:nth-child(1){
    margin-right: 1%;
}
.content1 ul li:nth-child(4){
    margin-right: 1%;
}

.content1 ul li:nth-child(1) div{
    height: inherit;
    position: relative;
    background-image: url("/image/pic_function.png");
    background-size:auto 100%;
    background-repeat:no-repeat;
    cursor: pointer;
}
.content1 ul li:nth-child(5) div{
    height: inherit;
    position: relative;
    background-image: url("/image/pic_information_security.png");
    background-size:auto 100%;
    background-repeat:no-repeat;
    cursor: pointer;
}

.content1 ul li:nth-child(3){
    display: none;
}

.foot {
    background: #282F3D;
    color: #FFFFFF;
}
.foot .content {
    padding-top: 2%;
    padding-bottom: 2%;
}
.foot .content .one {
    margin-left: 18%;
    margin-top: 2%;
}
.foot .content .one img {
    width: 100%;
}
.foot .content .one .left-text {
    text-align: center;
}
.foot .content .two {
    margin-top: 3%;
    margin-left: 8%;
}
@media screen and (min-width: 1050px) and (max-width: 1750px) {

}

@media screen and (min-width: 650px) and (max-width: 1050px) {
    .header .top .right {
        width: 40%;
        font-size: 12px;
    }

    .header .download{
        margin-top: 13.5%;
    }
    .content1 {
        margin: 3% 15% 3%;
    }

    .content1 ul {
        list-style: none;
        padding: 0px;
    }

    .content1 ul li {
        float: left;
        width: 48%;
        height: 240px;
    }
    .content1 ul li img{
        height: inherit;
    }

    .content1 ul li div{
        padding-top: 8%;
        font-size: 12px;
    }
}

@media screen and (max-width: 650px) {
    .header .top {
        margin:0px 3%;
    }
    .header .top .right {
        width: 40%;
    }
    .header .top .right p:first-child{
        display: none;
    }

    .header .logo{
        margin-top: 4%;
        height: 30px;
    }
    .header .download{
        display: none;
    }
    .header .download-m{
        display: block;
        margin-left: 18%;
        margin-right: 18%;
        margin-top: 93.5%;
    }
    .header .download-m img{
        width: 100%;
    }
    .header{
        position: relative;
        background-image: url("/image/banner_m.png");
        background-size:100% auto;
        background-repeat:no-repeat;
        cursor: pointer;
    }
    .content1 {
        margin: 0px;
    }

    .content1 ul {
        list-style: none;
        padding: 0px;
    }

    .content1 ul li {
        float: left;
        width: 100%;
    }
    .content1 ul li img{
        height: inherit;
    }

    .content1 ul li:first-child{
        height: 200px;
    }
    .content1 ul li:nth-child(3){
        display: block;
        height: 200px;
    }
    .content1 ul li:nth-child(1) div{
        margin-left: 20%;
        height: inherit;
        position: relative;
        background-image: url("/image/pic_function_m.png");
        background-size:auto 100%;
        background-repeat:no-repeat;
        cursor: pointer;
    }
    .content1 ul li:nth-child(3) div{
        margin-left: 20%;
        height: inherit;
        position: relative;
        background-image: url("/image/pic_information_security_m.png");
        background-size:auto 100%;
        background-repeat:no-repeat;
        cursor: pointer;
    }

    .content1 ul li:last-child{
        display: none;
    }

    .content1 ul li:nth-child(2){
        height: 100px;
    }
    .content1 ul li:nth-child(4){
        height: 100px;
    }
    .content1 ul li:nth-child(2) div{
        padding: 0px;
    }
    .content1 ul li:nth-child(4) div{
        padding: 0px;
    }

    .content1 ul li:nth-child(2) p:first-child{
        text-align: center;
    }

    .content1 ul li:nth-child(4) p:first-child{
        text-align: center;
    }

    .content1 ul li div{
        font-size: 12px;
    }

    .foot .content .one {
        margin-left: 3%;
        margin-top: 4%;
    }

    .foot .content .two {
        margin-top: 16%;
        margin-left: 6%;
    }

    .foot .content .two p {
        margin: 0px;
    }
}