.lec-container {
    max-width: 500px;
    margin: 20px auto;
    padding: 20px;
    border: 1px solid #ddd;
    background: #f9f9f9;
    border-radius: 5px;
    font-family: Arial, sans-serif;
}

.lec-container h2 {
    text-align: center;
    margin-bottom: 20px;
    color: #333;
}

.lec-form label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #555;
}

.lec-form input,
.lec-form select {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 3px;
}

.lec-form button {
    width: 100%;
    padding: 10px;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 16px;
}

.lec-form button:hover {
    background: #005177;
}

.lec-results {
    margin-top: 20px;
    padding: 15px;
    background: #e9f4ff;
    border: 1px solid #b3d4fc;
    border-radius: 3px;
}

.lec-results h3 {
    margin-top: 0;
    color: #333;
}

.lec-results p {
    margin: 8px 0;
    font-size: 16px;
    color: #444;
}