.main-container {
    display: flex;
    flex-direction: row;
    gap: 2rem;
    padding: 1rem;
    height: 100vh; /* full screen height for scroll testing */
    box-sizing: border-box;
  }
  
  /* Video styles */
  .video-box {
    flex: 1;
    min-width: 300px;
  }
  
  .video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border: 2px solid #ccc;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    background-color: #000;
  }
  
  .video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
  }
  
  /* Content styles */
  .content-box {
    flex: 1;
    padding: 1rem;
  }
  
  /* Responsive for smaller devices */
  @media (max-width: 768px) {
    .main-container {
      flex-direction: column;
      height: auto;
    }
  
    .content-box {
      max-height: 300px; /* Scroll limit on small screens */
    }
  }
  
  .callout {
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    font-weight: 500;
  }

  .callout.error {
    background-color: #ffe5e5;
    border: 1px solid #ff4d4d;
    color: #a10000;
  }

  .callout.quote {
    background-color: #e6f0ff;
    border-left: 4px solid #4d94ff;
    color: #003366;
    font-style: italic;
  }

  #urlForm {
    /* background: #fff;
    padding: 30px 25px; */
    border-radius: 12px;
/*     box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
 */    width: 100%;
    max-width: 400px;
  }

  #urlForm div {
    margin-bottom: 15px;
  }

  label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    font-size: 14px;
  }

  input[type="text"],
  input[type="number"] {
    width: 100%;
    padding: 10px;
    font-size: 15px;
    border: 1px solid #ccc;
    border-radius: 6px;
    box-sizing: border-box;
    transition: border-color 0.3s;
  }

  input[type="text"]:focus,
  input[type="number"]:focus {
    border-color: #4CAF50;
    outline: none;
  }

  input[type="submit"] {
    background-color: #4CAF50;
    color: white;
    padding: 12px;
    width: 100%;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s ease;
  }

  input[type="submit"]:hover {
    background-color: #45a049;
  }

  .help-text {
    font-size: 14px;
    color: #666;
    max-width: 400px;
    margin-bottom: 20px;
    text-align: center;
  }

  .link-output {
    background: #fff;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    width: 100%;
    word-wrap: break-word;
    text-align: center;
  }

  .link-output a {
    color: #4CAF50;
    text-decoration: none;
    font-weight: bold;
  }

  .link-output a:hover {
    text-decoration: underline;
  }