body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f5f5f5;
    color: #0b0b0b;
}

h1 {
    text-align: center;
    margin: 0;
    padding: 20px 20px 0;
}

.video-grid {
    display: grid;
    gap: 24px;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    align-items: start;
    padding: 0 20px 20px;
}

.video-card {
    background: #c3dbf8;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    padding: 12px;
    text-align: center;
}

.video-card a {
    color: inherit;
    text-decoration: none;
    display: block;
}

.video-card img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
}

.video-card .play-overlay {
    position: relative;
}

.video-card .play-overlay::after {
    content: "▶";
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.85);
    text-shadow: 0 0 16px rgba(0, 0, 0, 0.5);
    pointer-events: none;
}

.video-card p {
    margin: 12px 0 0;
    font-size: 0.95rem;
    color: #0b0b0b;
}