/* Reset margin and set up full height */
body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  background-color: #ffffff; /* You can change this */
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}