body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    text-align: center;
    padding: 1.25rem;
}

.container {
    background: #ffffff;
    padding: 1.875rem;
    border-radius: 0.625rem;
    box-shadow: 2px 2px 12px rgba(0,0,0,0.08);
    width: 80%;
    margin: 3.125rem auto;
}