.news_p-list li {grid-column: 1/-1;}
@media only screen and (min-width: 768px) {
    .news_p-list li {grid-column: span 6;}
}
@media only screen and (min-width: 1024px) {
    .news_p-list {
        margin-top: 8rem;
    }
    .news_p-list li {grid-column: span 5;}
}

.news_p-list li:not(:last-of-type) {margin-bottom: 5rem;}