.containertra {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2);
  }

  .input-container {
    margin-bottom: 10px;
  }

  label {
    font-weight: bold;
  }

  select, textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
  }

  button {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
    border-radius: 5px;
  }

  #translation-result {
    margin-top: 20px;
    border: 1px solid #ccc;
    padding: 10px;
    border-radius: 5px;
    display: none;
  }

  #copy-btn {
    padding: 10px 20px;
    background-color: #428bca;
    color: white;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    margin-top: 10px;
    display: none;
  }

  #loading {
    text-align: center;
    display: none;
  }