.background {
  background: #212529;
  background: linear-gradient(to bottom, #212529 25%, #142E40 100%);
}

.logo {
  border-radius: 100%;
  padding: 10px;
}

#login {
  position: relative;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}