.fullscreen {
  height: auto;
  min-height: 100vh;
  width: 100%;
  padding: 20px;
}

.flex-center {
  display: flex;
  justify-content: center;
  align-items: center;
}

.main-background-image {
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}