.csr-decoder-container {
    max-width: 700px;
    margin: 20px auto;
    font-family: Arial, sans-serif;
}

.csr-form textarea {
    width: 100%;
    padding: 10px;
    font-family: monospace;
    margin-bottom: 10px;
}

.csr-form input[type="submit"] {
    padding: 10px 20px;
    background: #0073aa;
    color: white;
    border: none;
    cursor: pointer;
    border-radius: 5px;
}

.csr-form input[type="submit"]:hover {
    background: #005177;
}

.csr-card {
    background: #f9f9f9;
    border: 1px solid #ddd;
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 8px;
}

.csr-card p {
    margin: 5px 0;
}

.csr-error {
    color: red;
    font-weight: bold;
}