.visit-map-container {
    max-width: 1200px;
    text-align: center;
}

.visit-map-container h1 {
    margin-bottom: 1.5rem;
    color: #1e5631;
}

#visitMapChart {
    width: 100%;
    height: clamp(360px, 52vw, 560px);
    border: 1px solid #eaeaea;
    border-radius: 8px;
    background: #fff;
    overflow: hidden;
}