.cc-container {
    max-width: 850px;
    margin: auto;
    padding: 20px;
    border: 1px solid #ccc;
    background: #f9f9f9;
    border-radius: 5px;
    text-align: center;
}
.cc-form label {
    display: block;
    margin-top: 10px;
    font-weight: bold;
}
.cc-form input, .cc-form select, .cc-form button {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
}
.cc-form button {
    background: #0073aa;
    color: white;
    border: none;
    cursor: pointer;
    margin-top: 10px;
}
.cc-form button:hover {
    background: #005177;
}
#total-volume {
    font-weight: bold;
    color: #0073aa;
    font-size: 20px;
}