body {
    background-color: #f8f9fa;
}

.hole-box {
    border-radius: 0.5rem;
    padding: 0.5rem;
    text-align: center;
    color: #fff;
    font-weight: 600;
}

.hole-label {
    font-size: 0.75rem;
    opacity: 0.9;
}