main > .grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--sec-gap);
}


.sub_page .page_header {
    margin-bottom: var(--con-gap);
}
.sub_page .page_nav {
    margin-top: 0;
}
.sub_page .page_nav.column a {
    padding: 20px 24px;
}

.list_sec {
    min-width: 0;
}

@media all and (max-width: 1400px) {
    main > .grid {
        gap: 80px;
    }
}

@media all and (max-width: 1024px) {
    .sub_page .page_nav {
        margin-bottom: 0;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }
    main > .grid {
        grid-template-columns: repeat(1, 1fr);
        gap: 40px;
    }
}

@media all and (max-width: 768px) {
    .sub_page .page_nav.column a {
        padding: 16px;
    }
}