#cct-volume-calculator {
    max-width: 600px;
    margin: 20px auto;
    padding: 20px;
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

#cct-volume-calculator h2 {
    text-align: center;
    color: #333;
}

#cct-volume-calculator form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

#cct-volume-calculator label {
    font-weight: bold;
    color: #555;
}

#cct-volume-calculator input,
#cct-volume-calculator select {
    padding: 8px;
    border-radius: 5px;
    border: 1px solid #ccc;
}

#cct-volume-calculator button {
    padding: 10px 20px;
    background-color: #007bff;
    color: black;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#cct-volume-calculator button:hover {
    background-color: #0056b3;
}

#results {
    margin-top: 20px;
    padding: 10px;
    background-color: #e6f7ff;
    border-left: 5px solid #007bff;
    border-radius: 5px;
}