* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: Arial, sans-serif;
    background-color: #111;
    color: #fff;
  }
  
  header {
    background-color: #20232a;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  nav h1 {
    margin-left: 10px;
  }
  
  nav input {
    padding: 10px;
    font-size: 16px;
  }
  
  nav button {
    padding: 10px;
    background-color: #61dafb;
    border: none;
    cursor: pointer;
  }
  
  #movie-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    margin: 20px;
  }
  
  .movie-card {
    margin: 15px;
    width: 200px;
    text-align: center;
  }
  
  .movie-card img {
    width: 100%;
    height: auto;
    border-radius: 10px;
  }
  
  #movie-detail {
    margin: 20px;
  }
  
  .hidden {
    display: none;
  }