.main-section {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
}

.datasource-guides {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: left;
    flex-direction: column;
    margin: 20px;
}

.datasource-guides a {
    margin: 5px 0;
    font-size: 20px;
    border: 1px solid rgba(133, 133, 133, 0.35);
    padding: 10px;
    color: rgb(66, 66, 66);
    letter-spacing: 0.03rem;
}

.datasource-guides a:hover {
    background-color: rgba(133, 133, 133, 0.555);
    color: white;
}

.datasource-intro {
    padding: 0 20px;
}

.datasource-intro p {
    margin: 10px 0;
}