body{
  background-image: url('https://files.catbox.moe/2r6xi6.png');
  }

.poster{
    border-width: 2;
    border-style: solid;
    border-image-source: url('https://files.catbox.moe/7iulgk.png');
    border-image-slice: 30;
    border-image-repeat: round;
    padding:5%;
  }