.wrapper {
  width: 50%;
  border: 5px dotted lime;
  padding: 50px;
  margin:  10px auto 10px auto;
  text-align: center;
  background-color: seagreen;
  display: flex;
  flex-wrap: nowrap;
}

body {
background-image: url(https://static0.moviewebimages.com/wordpress/wp-content/uploads/2025/01/gru-in-despicable-me.jpg);
  background-attachment: fixed;
  background-size: cover;
  background-repeat: no-repeat;
  background-position:center;
}