body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 20px;
  background-color: #f4f4f4;
}
h1, h2 {
  color: #333;
}
.container {
  background: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  max-width: 700px;
  margin: auto;
}
input, button, textarea {
  padding: 10px;
  margin: 5px 0;
  width: 100%;
  box-sizing: border-box;
}
button {
  background-color: #007BFF;
  color: white;
  border: none;
  cursor: pointer;
}
button:hover {
  background-color: #0056b3;
}