body {
  font-family: Arial, sans-serif;
  background-color: #000;
  color: #fff;
  margin: 0;
  padding: 0;
}
header {
  text-align: center;
  padding: 20px;
}
header img {
  max-height: 60px;
}
main {
  padding: 20px;
}
form {
  background-color: #111;
  padding: 15px;
  border-radius: 5px;
}
input, select, button {
  margin-top: 10px;
  width: 100%;
  padding: 8px;
}