@media (max-width: 1920px) {
    #nav {
        max-width: 85%;
    }

    #nav li a {
        font: 550 18px "优设标题黑";
    }

    .slide1,
    .slide2 {
        height: 60px;
    }
}

@media (max-width: 1257px) {
    #nav {
        max-width: 98%;
    }

    #nav li a {
        font: 500 15px "优设标题黑";
    }

    .slide1,
    .slide2 {
        height: 50px;
    }
}

@media (max-width: 1106px) {
    #nav li a {
        font: 450 13px "优设标题黑";
    }

    .slide1,
    .slide2 {
        height: 46.18px;
    }
}

@media (max-width: 1050px) {
    #nav li a {
        font: 400 10px "优设标题黑";
    }

    .slide1,
    .slide2 {
        height: 46.18px;
    }
}

/* 移动端和平板适配 */
@media (max-width: 947px) {
    #nav {
        left: 2vw;
        right: 2vw;
        border-radius: 2em;
        flex-wrap: wrap;
        padding: 6px;
    }

    #nav li a {
        padding: 10px 18px;
        font: 300 15px "优设标题黑";
    }

    .slide1,
    .slide2 {
        height: 50px;
        top: -1px;
    }
}

@media (max-width: 735px) {
    #nav {
        display: none;
    }

    #nav2 {
        display: flex;
    }

    .logo {
        display: none;
    }
    .logo2 {
        display: flex;
        width: 100%;
    }
}

@media (max-width: 600px) {
    .menu-modal {
        width: 98vw;
        max-width: 98vw;
        padding: 1.2rem 0.5rem;
    }
}