body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background-color: #111;
    color: #fff;
  }
  
  .login-container {
    max-width: 400px;
    margin: 100px auto;
    text-align: center;
  }
  
  .logo {
    width: 100px;
    margin-bottom: 20px;
  }
  
  input {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: none;
    border-radius: 5px;
  }
  
  button {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: none;
    border-radius: 5px;
    background-color: #e50914;
    color: #fff;
    cursor: pointer;
  }
  
  a {
    text-decoration: none;
    color: #ccc;
  }
  
  a:hover {
    text-decoration: underline;
  }
  
  .signup-container {
    display: none;
    max-width: 400px;
    margin: 100px auto;
    text-align: center;
  }
  
  .signup-container form {
    margin-top: 20px;
  }
  
  .show-signup {
    display: block;
  }