body {
    font-family: sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
    color: #333;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }
  
  header {
    background: #6200ee;
    color: #fff;
    padding: 1em;
    text-align: center;
  }
  
  main {
    flex: 1;
    padding: 1em;
  }
  
  #video-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 1em auto;
    background: #000;
    overflow: hidden;
    border-radius: 8px;
  }
  
  #video {
    width: 100%;
    height: auto;
  }
  
  #controls {
    display: flex;
    justify-content: center;
    gap: 1em;
    margin-top: 1em;
  }
  
  button {
    background: #6200ee;
    color: #fff;
    border: none;
    padding: 0.8em 1.2em;
    border-radius: 4px;
    font-size: 1em;
    cursor: pointer;
  }
  
  button:disabled {
    background: #ccc;
    cursor: not-allowed;
  }
  
  #result {
    margin-top: 1em;
    text-align: center;
  }
  
  #result p {
    font-weight: bold;
    color: #333;
    word-wrap: break-word;
  }