/* css */

body {
  font-family: Arial, sans-serif;
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

.user-card {
  border: 1px solid #ddd;
  padding: 10px;
  margin: 10px 0;
  border-radius: 5px;
  background-color: #f9f9f9;
}

input {
  padding: 10px 15px;
  background-color: #4CAF50;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  margin: 10px 5px;
}