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

body {
    background-image: url("/BlissBeauty4k.png"); 
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    image-rendering: auto;
}
.Invite {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}