body{
  font-family: "Comic Sans MS", "Comic Sans";
  background-image: url('https://art.teleportacia.org/observation/vernacular/stars/starry.gif');
  }

.bookshelf {
  width: 706px;
  height:594px;
  margin-left: auto;
  margin-right: auto;
  background-image: url('https://boomcrafter.neocities.org/library%20of%20stuff%20i%20know/media/bookshelf.avif.png');
  }
  .titleimg {
    width:1000px;
    display: block;
  margin: auto;

    }
    
.shelf1 {
  height:157px;
  width:626px;
  margin-left: auto;
  margin-right: auto;
  }
  
  .book {
    margin-top:44px;
    height:110px;
    }
.book:hover {
    margin-top:34px;
    height:120px;
    cursor: pointer;
    }