body {
  background: #87b5e1 url(../../../img/sync-bg-blue.svg) no-repeat center center;
  background-size: cover;
}
header {
  background: transparent;
}
main {
  min-height: 100vh;
  display: flex;
  align-items: center;
}
main .card {
  --bs-card-border-radius: 1rem;
  --bs-card-bg: #f8f8f8;
  --bs-card-spacer-x: 1.5rem;
  --bs-card-spacer-y: 1.5rem;
  --bs-card-box-shadow: var(--card-shadow);
}