body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f4f4f9;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    text-align: center;
}

.card {
    background-color: #ffffff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    margin: 20px;
}

.coffee-cup-img {
    width: 120px;
    height: auto;
    margin-bottom: 20px;
}

h1 {
    font-size: 2em;
    margin-bottom: 10px;
}

p {
    font-size: 1em;
    line-height: 1.5;
    color: #666;
    margin-bottom: 25px;
}

#buy-coffee-btn {
    background-color: #5d4037;
    color: #fff;
    border: none;
    padding: 15px 30px;
    font-size: 1.1em;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#buy-coffee-btn:hover {
    background-color: #4a332c;
}

#buy-coffee-btn:active {
    background-color: #38251e;
}