body {
  font-family: Arial, sans-serif;
  background: #f7f7f7;
  padding: 40px;
  display: flex;
  justify-content: center;
}

.container {
  background: white;
  padding: 30px;
  border-radius: 10px;
  width: 100%;
  max-width: 600px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

input, textarea {
  width: 100%;
  padding: 10px;
  margin: 8px 0;
  font-size: 16px;
}

label {
  font-weight: bold;
}

button {
  margin-top: 10px;
  padding: 10px;
  font-size: 16px;
  width: 100%;
}