body {
  /* background-color: #be1e2d; */
  /* background-image: radial-gradient(#be1e2d, #231f20); */
  background-image: radial-gradient(#006838, #231f20);
}

.centered {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.back {
  background-color: #006838;
  border-radius: 3rem;
  padding: 2rem;
  opacity: 0.2;
}