.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
    gap: 2rem;

    margin: 30px 0 60px;
}

.categories-grid section {
    padding: 0;
    margin: 0;
    border: 2px solid #ddd;
    border-radius: 5px;
}

.categories-grid h2 {
    width: 100%;
    padding: .5rem 0;
    margin: 0;

    text-align: center;
    font-size: 1.1rem;

    border-bottom: 0.1rem solid #ddd;
    background: #f5f5f5;
}

.categories-grid a {
    font-size: 1rem;
    margin: 1rem auto;
}