body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  }
  
  header {
  background-color: #083f6c;
  color: #d9a173;
  padding: 1rem;
  text-align: center;
  font-size: 2rem;
  }
  
  .container {
  padding: 2rem;
  }
  
  .input-group {
  margin-bottom: 1rem;
  }
  
  input[type="text"] {
  width: 80%;
  padding: 0.5rem;
  font-size: 1rem;
  }

  input[type="password"] {
  width: 80%;
  padding: 0.5rem;
  font-size: 1rem;
  }
  
  button {
  padding: 0.5rem 1rem;
  font-size: 1rem;
  cursor: pointer;
  }
  
  .create-button {
  background-color: #083f6c;
  color: white;
  border: none;
  }
  
  .copy-button {
  background-color: #d9a173;
  color: white;
  border: none;
  }
  
  #short-url {
  margin-top: 1rem;
  font-size: 1.2rem;
  }