body {
    font-family: Arial, sans-serif;
    background: #f4f6f8;
    margin: 0;
    padding: 20px;
    text-align: center;
}

h1 {
    margin-bottom: 20px;
}

.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    max-width: 900px;
    margin: auto;
}

.card {
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0,0,0,.1);
}

.card h2 {
    margin: 0 0 10px;
}

.count {
    font-size: 36px;
    font-weight: bold;
    margin: 10px 0;
}

button {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    background: #4f46e5;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}

button:hover {
    background: #4338ca;
}