body {
    background-color: var(--black);
    margin-top: 312px;

    @media (max-width: 1600px) {
        margin-top: 250px;
    }

    @media (max-width: 1200px) {
        margin-top: 220px;
    }

    @media (max-width: 800px) {
        margin-top: 180px;
    }

    @media (max-width: 600px) {
        margin-top: 155px;
    }

    @media (max-width: 450px) {
        margin-top: 130px;
    }

}

header {
    padding: 80px 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--black);
    transition: all 0.3s ease-in-out;
    z-index: 9999;

    @media (max-width: 1600px) {
        padding: 50px 0;
    }

    @media (max-width: 800px) {
        padding: 30px 0;
    }

    &.nav-up {
        padding: 30px 0;
        border-bottom: 1px solid var(--orange);

        .logo {
            width: 150px;
        }

        .link .button {
            min-width: 0;
            font-size: 18px;
            padding: 12px 25px;
        }

    }

    .contents {
        align-items: flex-end;
    }

    .logo {
        position: relative;
        width: 315px;
        transition: all 0.3s ease-in-out;

        @media (max-width: 1600px) {
            width: 250px;
        }

        /* @media (max-width: 1200px) {
            width: 250px;
        } */

        @media (max-width: 600px) {
            width: 200px;
        }

        @media (max-width: 450px) {
            width: 150px;
        }

    }

}