.rss-aggregator-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    padding: 0;
}
.rss-feed-item {
    background: #ffffff;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: 2px 2px 6px rgba(0, 0, 0, 0.1);
}
.rss-feed-item h3 {
    font-size: 1.5em;
    margin: 10px 0;
}
.rss-feed-item p {
    color: #666;
    font-size: 0.9em;
}