* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  display: grid;
  place-items: center;
  padding: 1.5rem;
  color: #17106f;
  background:
    radial-gradient(circle at 75% 15%, rgba(0, 216, 233, .8), transparent 24rem),
    linear-gradient(145deg, #7911ed, #195ef7 48%, #f9f7ff);
  font-family: Inter, "Segoe UI", system-ui, sans-serif;
}

main {
  width: min(100%, 430px);
  padding: 2.5rem 2rem;
  border-radius: 32px;
  text-align: center;
  background: rgba(255, 255, 255, .97);
  box-shadow: 0 24px 60px rgba(31, 16, 118, .2);
}

img {
  display: block;
  width: min(260px, 80%);
  margin: 0 auto -1rem;
  mix-blend-mode: multiply;
}

h1 {
  margin: 0;
  font-size: 1.8rem;
}

p {
  margin: .65rem 0 1.5rem;
  color: #686493;
}

a {
  display: block;
  padding: 1rem;
  border-radius: 18px;
  color: #fff;
  background: linear-gradient(105deg, #e617df, #7117ff 48%, #00d8e9);
  box-shadow: 0 12px 22px rgba(77, 39, 226, .2);
  font-weight: 700;
  text-decoration: none;
}