body {
      background: #121212;
      color: white;
      font-family: sans-serif;
      display: flex;
      flex-direction: column;
      align-items: center;
      padding: 20px;
    }
    video {
      width: 80%;
      max-width: 720px;
      margin: 20px 0;
      border-radius: 12px;
      box-shadow: 0 0 10px rgba(0,0,0,0.5);
    }
    .controls, .url-loader {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      margin: 10px 0;
    }
    input[type="text"] {
      padding: 10px;
      width: 300px;
      border-radius: 6px;
      border: none;
      outline: none;
    }
    button, input[type="range"] {
      padding: 10px;
      background: #1f1f1f;
      border: none;
      border-radius: 5px;
      color: white;
      cursor: pointer;
    }
    button:hover {
      background: #2c2c2c;
    }