* {
    margin: 0;
    padding: 0;
    list-style: none;
}

span,
div {
    box-sizing: border-box;
}

a {
    text-decoration: none;
}

body {
    background-color: #fff;
    min-width: 1200px;
}

.navbar {
    width: 1200px;
    height: 110px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;


}

.logo-img {
    width: 260px;
    height: 65px;
}

.nav {
    display: flex;

}

.nav-item {
    width: 120px;
    height: 110px;
    line-height: 130px;
    color: #333;
    font-size: 18px;
    text-align: center;
    text-decoration: none;
}

.nav-item:hover {
    background: #27b5ff;
    color: #fff;
}

.nav-item-active {
    background: #27b5ff;
    color: #fff;
}


.footer {
    width: 100%;
    height: 379px;
    background: #262b40;
}

.footer-con {
    width: 1200px;
    padding-top: 40px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}

.footer-nav {
    display: flex;
    padding-top: 65px;
}

.footer-nav-item {
    text-align: center;
    border-right: 1px solid #74798c;
    width: 120px;
    height: 24px;
    line-height: 24px;
    font-size: 18px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #74798c;
}

.footer-nav-item:last-child {
    border-right: none;
}

.footer-nav-item:hover {
    color: #fff;
}

.code {
    width: 150px;
    height: 192px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #63687b;
    line-height: 36px;
    letter-spacing: 6px;
    text-align: center;


}

.code-img {
    width: 150px;
    height: 150px;
    border-radius: 20px;
}

.beian {
    margin-top: 30px;
    width: 100%;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #74798c;
    line-height: 30px;
    text-align: center;
    border-top: 1px solid #31364d;
    padding-top: 20px;
}

.beian a {
    color: #74798c;
    text-decoration: underline;
}