html {
 background-image: url('https://file.garden/aEnK9GK7YhOgwBQV/third/comics/unnamed/golden-beach-sand-texture-free-stock-image-74.jpg'); 
}

body {
 background-image: url('https://file.garden/aEnK9GK7YhOgwBQV/third/comics/unnamed/proxy-image.jpeg'); 
}

.container {
  display: grid;
 grid-template-areas:
    "list img";
 grid-template-columns: 1fr 9fr; 
}

.container > div.list {
 grid-area: list; 
 grid-row: 1;
 grid-column: 1;
}

.container > div.img {
 grid-area: img; 
 grid-row: 1;
 grid-column: 2;
}