body {
  background: #e0f7fa;
  font-family: Arial;
  text-align: center;
  padding-top: 80px;
}

input, button {
  display: block;
  margin: 10px auto;
  padding: 12px;
  width: 250px;
}

button {
  background: #00796b;
  color: white;
  border: none;
}