body {
  font-family: Arial, sans-serif;
  background-color: #1a1a1a;
  color: #ffffff;
  text-align: center;
  margin: 0;
  padding: 0;
}
.logo {
  width: 150px;
  margin-top: 20px;
}
header {
  background-color: #c62828;
  padding: 20px;
}
.intro, .contact-form {
  margin: 40px auto;
  max-width: 600px;
}
input, textarea {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
}
button {
  padding: 10px 20px;
  background-color: #e53935;
  border: none;
  color: white;
  font-size: 16px;
  cursor: pointer;
}