body {
  font-family: sans-serif;
  background-color: #f4f4f9;
  color: #333;
  margin: 0;
  padding: 20px;
}

.container {
  max-width: 800px;
  margin: 0 auto;
}

h1, h2 {
  color: #333;
}

.card {
  background: #fff;
  padding: 20px;
  margin-bottom: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

#contact-form {
  display: flex;
  flex-direction: column;
}

#contact-form input {
  margin-bottom: 10px;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
}

#contact-form button {
  padding: 10px;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

#contact-form button:hover {
  background-color: #0056b3;
}

#contact-list {
  list-style: none;
  padding: 0;
}

#contact-list li {
  background: #f9f9f9;
  padding: 10px;
  border-bottom: 1px solid #ddd;
}