body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
  }
  
  header {
    font-family: 'Roboto', sans-serif;
    background-color: #222;
    color: #fff;
    text-align: center;
    padding: 1rem;
  }
  
  header h1 {
    
    font-family: 'Roboto', sans-serif;margin: 0;
  }
  
  header p {
    font-family: 'Roboto', sans-serif;
    font-style: italic;
    margin: 0;
  }
  
  header img {
    font-family: 'Roboto', sans-serif;
    max-width: 200px;
    margin-top: 1rem;
  }
  
  nav ul {
    list-style: none;
    padding: 0;
  }
  
  nav li {
    display: inline-block;
    margin-right: 1rem;
  }
  
  nav a {
    color: #fff;
    text-decoration: none;
  }
  
  main {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
  }
  
  main h2 {
    margin-top: 2rem;
  }
  
  main p {
    margin-bottom: 1rem;
  }
  
  main iframe {
    display: block;
    margin: 2rem auto;
  }
  
  main section img {
    max-width: 100%;
    display: block;
    margin: 2rem auto;
  }
  
  form label {
    display: block;
    margin-top: 1rem;
  }
  
  form input,
  form textarea {
    width: 100%;
    padding: 0.5rem;
    margin-bottom: 1rem;
  }
  
  form button {
    background-color: #222;
    color: #fff;
    padding: 0.5rem 1rem;
    border: none;
    cursor: pointer;
  }

  video-container {
    position:relative;
    height:0;
    padding-bottom:56.25%;
  }
  
  video-container iframe {
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
  }
  
  
  #reviewsSection {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
  }

  @media screen and (max-width: 400px) {
    header h1 {
      font-size: 24px;
    }
  
    header p {
      font-size: 14px;
    }
  
    header img {
      max-width: 150px;
    }
  
    nav li {
      display: block;
      margin-bottom: 1rem;
    }
  
    main {
      padding: 1rem;
    }
  
    main h2 {
      font-size: 20px;
    }
  
    main p {
      font-size: 16px;
    }
  
    main iframe {
      width: 100%;
      height: 200px;
    }
  
    main section img {
      max-width: 100%;
    }
  
    form label {
      font-size: 14px;
    }
  
    form input,
    form textarea {
      padding: 0.4rem;
    }
  
    form button {
      font-size: 14px;
    }
  
    #reviewsSection {
      grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
      gap: 0.5rem;
    }

    video-container {
      position:relative;
      height:0;
      padding-bottom:56.25%;
    }
    
    video-container iframe {
      position:absolute;
      top:0;
      left:0;
      width:100%;
      height:100%;
    }
  }