#tts-form {
    max-width: 500px;
    margin: 20px auto;
    padding: 20px;
    background-color: #f5f5f5;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

#tts-form .form-group {
    margin-bottom: 15px;
}

#tts-form label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #333;
    font-size: 16px;
}

#tts-text, #tts-voice, #tts-category, #tts-phrase {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

#tts-text {
    resize: vertical;
}

#tts-voice, #tts-category, #tts-phrase {
    background-color: white;
}

#tts-voice option, #tts-category option, #tts-phrase option {
    padding: 5px;
    font-size: 16px;
}

#tts-play-button {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease;
    display: block;
    margin: 20px auto 10px;
    width: fit-content;
}

#tts-play-button:hover {
    background-color: #0056b3;
}

#tts-play-button:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

#tts-warning {
    color: red;  /* Asegurando que el texto sea rojo */
    text-align: center;
    font-size: 16px;
    margin-top: 5px;
    margin-bottom: 15px;
}

#tts-audio {
    width: 100%;
    margin-top: 20px;
}

#tts-loading {
    margin-top: 10px;
    font-style: italic;
    color: #666;
    font-size: 16px;
    text-align: center;
}

#tts-error {
    margin-top: 10px;
    padding: 10px;
    background-color: #ffeeee;
    border: 1px solid #ffcccc;
    border-radius: 4px;
    color: #d8000c;
    font-size: 16px;
    text-align: center;
}