.pwpc-container {
    max-width: 500px;
    margin: 20px auto;
    padding: 20px;
    border: 2px solid #e5e5e5;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    font-family: Arial, sans-serif;
}
.pwpc-container h2 {
    margin-bottom: 15px;
}
.pwpc-container label {
    font-weight: bold;
    display: block;
    margin-top: 10px;
}
.pwpc-total {
    margin-top: 20px;
    font-size: 20px;
    font-weight: bold;
    color: #0073aa;
}