.title {
        color: #efefef;
        text-decoration: none;
        font-size: 1.3em;
        font-weight: bold;
        margin-left: 15px;
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }

    nav {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    nav hr {
        margin-top: 28px;
        margin-left: 10px;
        margin-right: 10px;
        flex: auto;
    }

    /*电脑端导航栏*/
    @media screen and (orientation: landscape) {
        .menu-button {
            display: none;
        }

        .menu-close-button {
            display: none;
        }

        .topbar {
            display: none;
        }
    }

    .NavLinks {
        gap: 10px;
        display: flex;
        justify-content: flex-end;
        padding-right: 10px;
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }

    .NavLinks a {
        color: #fff;
        text-decoration: none;
        font-size: 1.2em;
    }

    .NavLinks a:hover {
        color: #e5d0ae;
        font-weight: 700;
        text-shadow: 0 0 10px #000000;
    }

    /*电脑端导航栏结束*/

    /*手机端导航栏开始*/
    @media screen and (orientation: portrait) {
        .NavLinks {
            display: none;
        }
    }

    @media screen and (max-width: 300px) {

        nav hr {
            margin-top: 25px;
            margin-left: 5px;
            margin-right: 5px;
        }

        .title {
            font-size: 1em;
            margin-left: 5px;
        }

        .menu-button {
            font-size: 0.7em;
        }

        .menu-close-button {
            font-size: 0.7em;
        }

        .topbar ul li {
            padding-top: 10px !important;
        }

        .topbar ul li a {
            font-size: 1.5em !important;
        }

    }

    .menu-button {
        font-size: 1.5em;
        background: none;
        border: none;
        color: #efefef;
        cursor: pointer;
        animation: none !important;
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }

    .menu-close-button {
        font-size: 1.5em;
        background: none;
        border: none;
        color: #efefef;
        cursor: pointer;
        margin-left: 20px;
        margin-top: 20px;
        animation: none !important;
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }

    .topbar {
        position: fixed;
        top: 0px;
        left: 0px;
        width: 100%;
        height: 100%;
        background-color: #292929;
        transform: translateY(-100%);
        transition: transform 0.3s ease-in-out;
        padding-top: 5px;
        z-index: 999;
    }

    .topbar ul {
        list-style: none;
        padding: 0;
        margin: 0;
        text-align: center;
    }

    .topbar ul li {
        padding-top: 20px;
    }

    .topbar ul li a {
        text-decoration: none;
        color: #efefef;
        font-size: 2em;
    }

    .topbar ul li a:hover {
        color: #e5d0ae;
    }

    /*手机端导航栏结束*/