body {
  background-color: #023e8a;
  color: white;
}

.app-container {
  padding: 20px 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 50%;
  margin: auto;
  border: 3px solid whitesmoke;
}

.input {
  margin: 10px 0;
}

.button {
  margin: 10px 0;
}