* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
   }
   body {
    font-family: 'Open Sans', sans-serif;
    background-color: #f1f1f1;
    color: #3d3d3d;
   }
   header {
    background-color: #2b2b2b;
    color: white;
    padding: 20px 0;
    text-align: center;
   }
   header h1 {
    font-family: 'Roboto Slab', serif;
    font-size: 30px;
    margin-bottom: 0;
   }
   nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    margin-bottom: 20px;
   }
   nav ul li {
    margin: 0 10px;
   }
   nav ul li a {
    color: #3d3d3d;
    text-decoration: none;
    font-size: 16px;
    font-weight: bold;
   }
   nav ul li a:hover {
    color: #2b2b2b;
   }
   main {
    padding: 0 20px;
   }
   .media-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 20px;
    margin-bottom: 20px;
   }
   .media-wrapper img {
    width: 300px;
    margin-right: 20px;
   }
   .video-wrapper {
    width: 560px;
    height: 315px;
   }
   #review-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
   }
   .review-card {
    width: 300px;
    background-color: white;
    margin: 20px;
    padding: 10px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
   }
   .review-card h3 {
    font-size: 18px;
    margin-bottom: 5px;
   }
   .review-card p {
    font-size: 14px;
    margin-bottom: 10px;
   }
   .review-card .rating {
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 10px;
   }
   .review-card .date {
    font-size: 12px;
    color: #808080;
   }
   #review-form {
    width: 300px;
    margin: 0 auto 20px auto;
   }
   #review-form label {
    font-weight: bold;
    font-size: 14px;
    margin-bottom: 5px;
    display: block;
   }
   #review-form input,
   #review-form textarea {
    width: 100%;
    font-size: 14px;
    padding: 5px;
    margin-bottom: 10px;
    box-sizing: border-box;
   }
   #review-form input[type="submit"] {
    padding: 10px;}