*{
    margin: 0;
    padding: 0;
    list-style: none;
}
html{
    background: url("images/mainBg.png") no-repeat;
    background-size:100%;
}
body{
    background: url("images/rightPlane.png") right 0 no-repeat;

}
.header{

    padding: 30px 30px;
    margin:0 auto;
    max-width: 1660px;
    border-bottom: 1px solid rgba(255,255,255,.5);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.header .resBtn{
    padding: 10px 40px;
    background:rgba(255,255,255,.6);
    border-radius: 30px;
    border: none;
    transition: all 0.5s;
    color: #4B7BF4;
    font-weight: bold;
    font-size: 16px;
}
.header .resBtn:hover{
    opacity: 0.85;
    cursor: pointer;

}
.main{
    padding: 100px 30px;
    margin:0 auto;
    max-width: 1660px;


}
.main h3{
    font-size: 48px;
}
.main h2{
    font-size: 58px;
    color: #1751E5;
    display: inline-block;
    margin-bottom: 30px;
}
.main h2 img{
    position: absolute;
    right: 0;
    top: -12px;
}
.main p{
    width: 80%;
    font-size: 18px;
    display: block;
}
.main .aboutList{
    display: flex;
    margin: 50px 0 20px 0;
    align-items: center;
}
.main .aboutList li{
    width: 300px;
    height: 90px;
    display: flex;
    margin-right: 10px;
    border: 1px solid rgba(255,255,255,.6);
    background: rgba(255,255,255,.3);
    align-items: center;
    padding-left: 17px;
    backdrop-filter: blur(5px);
}

.main .aboutList li .icon{
    font-size: 0;
}

.main .aboutList li img{
    width: 40px;
    margin-right: 10px;
}
.main .aboutList li .about{
    font-size: 18px;
    font-weight: bold;
    display: block;

}

.main .aboutList li .title{
    font-size: 16px;
    font-weight: bold;
    display: block;
    color: #555;

}

.loginBtn{
    padding: 16px 60px;
    background: #4B7BF4;
    border-radius: 100px;
    font-size: 16px;
    color: #fff;
    font-weight: bold;
    border: none;
    box-shadow: 0 4px 20px rgba(75,123,244,0.5);
    transition: all 0.5s;
    margin-top: 30px;
}
.loginBtn img{
    margin-right: 5px;
}
.loginBtn:hover{
    opacity: 0.85;
    cursor: pointer;
}

.sysAbout{
    margin:0 auto;
    padding: 100px 20px;
    max-width: 1660px;
    background: url("images/map.png") center top no-repeat;

}
.sysAbout .title{
    font-size: 32px;
    color: #4B7BF4;
    font-weight: bold;
    text-align: center;
    margin-bottom: 30px;
}
.sysAbout .about{
    text-align: center;
    font-size: 16px;
    color: #666;
}
.sysAbout .line{
    width: 150px;
    height: 4px;
    margin: 0 auto;
    background: #4B7BF4;
    margin-bottom: 30px;
}
.sysAbout .list{
    display: flex;
}
.sysAbout .list .card{
    border-radius: 8px;
    border: 1px solid #C3C7DD;

    margin: 0 10px;
    padding: 60px 48px 120px 48px;
    flex:1 1 0;

}
.sysAbout .list .card .name{
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 25px;
}
.sysAbout .list .card .p{
    font-size: 16px;
    color: #555;
    margin-bottom: 20px;
}

.sysAbout .list .card .email{
    padding: 5px 0;
    color: #1751E5;
    margin-top: 5px;
    font-weight: bold;
}

.sysAbout .list .card .someList li{
    font-size: 14px;
    margin: 10px 0;
}
.sysAbout .list .card .someList li img{
    margin-right: 5px;
}

.sysAbout .list .card:first-child{
    background: url("images/about1.svg") no-repeat rgba(248,251,255,0.6) right bottom;
}
.sysAbout .list .card:nth-child(2){
    background: url("images/about2.svg") no-repeat rgba(248,251,255,0.6) right bottom;
}
.sysAbout .list .card:nth-child(3){
    background: url("images/about3.svg") no-repeat rgba(248,251,255,0.6) right bottom;
}


.huoban{
    margin: 100px auto 0 auto;
    background: url("images/sky.png");
    background-size: cover;
    padding: 100px 0;
}
.huoban .title{
    font-size: 32px;
    color: #4B7BF4;
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
}
.huoban .about{
    text-align: center;
    font-size: 16px;
    color: #666;
    margin-bottom: 20px;
}
.huoban .line{
    width: 150px;
    height: 4px;
    margin: 0 auto;
    background: #4B7BF4;
    margin-bottom: 30px;
}
.huoban .btn{
    text-align: center;
}

.huoban .list1{
    display: flex;
    justify-content: center;
}

.huoban .list1 li{
    width: 200px;
    margin: 10px 0;

}

.huoban .list1 li .inner{
    margin: 5px;
    text-align: center;
    height: 100%;
    display: flex;
    align-items: center;
}

.huoban .list1 li .inner img{
    width: 100%;
}


.huoban .list2{
    display: flex;
    justify-content: center;
}

.huoban .list2 li{
    width: 200px;

    margin: 10px 0;

}

.huoban .list2 li .inner{
    margin: 5px;
    text-align: center;
    height: 100%;
    display: flex;
    align-items: center;

}
.huoban .list2 li .inner img{
    width: 100%;
}


.foot{
    background: #939EAC;
    padding: 20px 30px;
}

.foot .inner{
    max-width: 1660px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}

.foot .logofoot{
    display: flex;
    align-items: center;
}

.foot .logofoot img{
    margin-right: 15px;
}



@media (max-width: 768px) {

    body{
        background-size: 100%;
        background-position: right -80px;
    }
    html{
        background-size: cover;
    }
    .header{

        padding: 10px 20px;
        margin:0 auto;
        max-width: 1660px;
        border-bottom: 1px solid #fff;
        display: flex;
        align-items: center;
        justify-content: space-between;
        position: fixed;
        left: 0;
        right: 0;
        top: 0;
        background: rgba(255,255,255,.4);
        backdrop-filter: blur(20px);
        z-index: 999;
    }
    .header .logo img{
        width: 70px;
    }
    .header .resBtn{
        padding: 10px 20px;
    }

    .main{
        padding:200px 20px 20px 20px;
    }

    .main h3{
        font-size: 18px;
    }
    .main h2{
        font-size: 28px;
        color: #1751E5;
        display: inline-block;
        margin-bottom: 10px;
    }

    .main p{
        width: 100%;
        font-size: 14px;
    }
    .main .aboutList{
        display: flex;
        flex-direction: column;
        margin: 10px 0 10px 0;
        align-items: center;
    }

    .main .aboutList li{
        height: 50px;
        display: flex;
        border: 1px solid rgba(255,255,255,.6);
        background: rgba(255,255,255,.3);
        align-items: center;
        padding-left: 17px;
        margin-bottom: 10px;
        margin-right: 0;
        width: 100%;
        box-sizing: border-box;

    }
    .main .aboutList li img{
        width: 30px;

    }
    .main .aboutList li .about{
        font-size: 14px;

    }
    .main .loginBtn{
        width: 100%;
    }
    .main .loginBtn{
        margin: 0;
    }

    .sysAbout{
        margin:0 auto;
        padding: 50px 20px;
        background-size: 200%;
        background-position: center top;
    }

    .sysAbout .title{
        font-size: 18px;
        margin-bottom: 10px;
    }

    .sysAbout .list{
        display: flex;
        flex-direction: column;
    }

    .sysAbout .line{
        width: 50px;
    }

    .sysAbout .list .card{

        border: 1px solid #C3C7DD;
        padding: 40px 20px 120px 20px;
        margin: 0 0 10px 0;

    }



    .sysAbout .list .card .name{
        font-size: 18px;
    }


    .sysAbout .list .card .p{
        font-size: 14px;

    }


    .huoban{
        margin: 0 auto;
        padding: 50px 20px;


    }

    .huoban .title{
        font-size: 18px;
        margin-bottom: 10px;
    }

    .huoban .about{
        font-size: 12px;
    }


    .huoban .line{
        width: 50px;
    }

    .foot{
        font-size: 12px;
    }

    .huoban .list1{
        flex-wrap: wrap;

    }
    .huoban .list1 li{
        flex-basis: 50%;

    }

    .huoban .list1 li:nth-child(odd) .inner{
        margin-right: 5px;
        height: 100%;
        background: rgba(255,255,255,.5);
        border-radius: 6px;

    }
    .huoban .list1 li:nth-child(even) .inner{
        margin-left: 5px;
        height: 100%;
        background: rgba(255,255,255,.5);
        border-radius: 6px;

    }


    .huoban .list2{
        flex-wrap: wrap;

    }
    .huoban .list2 li{
        flex-basis: 50%;

    }
    .huoban .list2 li:nth-child(odd) .inner{
        margin-right: 5px;
        height: 100%;
        background: rgba(255,255,255,.5);
        border-radius: 6px;

    }
    .huoban .list2 li:nth-child(even) .inner{
        margin-left: 5px;
        height: 100%;
        background: rgba(255,255,255,.5);
        border-radius: 6px;

    }


}