body {
  background-color: #000000;
  color: #FF0000;
  max-width: 550px;
}

form {
  display: flex;
  margin-top: 50px;
  margin-bottom: 50px;
}

input {
  appearance: none;
  outline: none;
  background: #000000;
  color: #DD0000;
  border: #FF0000 solid 1px;
}

input:focus {
  border: #FF0000 solid 2px;
}

button {
  appearance: none;
  background: #111111;
  border: #222222 solid 2px;
  color: #FF2222;
  margin-left: 5px;
  margin-right: 5px;
}

button:hover {
  background: #333333;
}