.flex_center {
    display: flex;
    flex-flow: row wrap;
    justify-content: center;
    align-items: center;
}

.flex_sb_v_center {
    display: flex;
    flex-flow: row wrap;
    justify-content: space-between;
    align-items: center;
}

@media (min-width: 1px) {
    .nav_menutext_align {
        text-align: center;
    }
    #categoryToggle {
        cursor: pointer;
    }
    #categoryPanel {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        border-top: 1px solid #ddd;
    }
    #categoryPanel.open {
        max-height: 2000px; /* 충분히 크게 */
    }
}

@media (min-width: 480px) {
    /* .nav_menutext_align {
        text-align: center;
    } */
}

@media (min-width: 768px) {
    /* .nav_menutext_align {
        text-align: center;
    } */
}

@media (min-width: 992px) {
    /* .nav_menutext_align {
        text-align: center;
    } */
}

@media (min-width: 1200px) {
    #categoryToggle {
        cursor: pointer;
    }
    #categoryPanel {
        max-height: 2000px; /* 충분히 크게 */
    }
    #categoryPanel.open {
        max-height: 2000px; /* 충분히 크게 */
    }
}