.background {
  min-height: 100vh;
  background-image: url("bg-image.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.text-weiss {
  color:white;
}

.text-gross {
  font-size: 20px;
}

.zentriert {
  text-align:center;
}

.rand {
  margin: 100px;
}