body {
    font-family: 'Helvetica Neue', sans-serif;
    background-color: #f0f8ff;
    color: #333;
    text-align: center;
    margin: 0;
    padding: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    width: 100%;
    max-width: 600px;
    text-align: center;
    padding: 20px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.1);
}

h1 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: #28a745;
}

p {
    font-size: 1.4rem;
    margin-bottom: 25px;
    color: #555;
}

button {
    padding: 10px 25px;
    font-size: 1.2rem;
    background-color: #28a745;
    border: none;
    color: white;
    cursor: pointer;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #218838;
}