html,
body {
  height: 99vh;
  width: 100vw;
  background: #55555F;
  background: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(188, 38, 106, 0.58) 100%);
}

img {
  display: block;
  margin: 0 auto;
  padding-top: 40vh;
}