html, body {
  background-image: url('/wallpaper/.png');
  background-color: #F7EC04;
}
nav {
  background: #ffffff;
}
section {
  background: #4CB3FE;
}
article {
  background: #4CB3FE;
}
aside {
  background: #ffffff;
}
.gluebook button {
  padding: 10px 80px;
}
.title{
  background-image: url('/wallpaper/hyyhpt1.jpg');
  background-position: center;
  background-size: cover;
  border: 1px solid black;
  padding: 10px 10px;
  margin-bottom: 10px;
}
#pageName {
  background-image: url('/wallpaper/hyyhpt2.jpg');
  background-position: center;
  background-size: cover;
  border: 1px solid black; 
  padding: 10px 80px;
}
.gluebook{
  background-image: url('/wallpaper/woodfloor.png');
  background-size: cover;
  padding: 20px 0 40px 0;
}
.gluebook img {
  max-width: 225px;
  max-height: 300px;
  width: 225px;
  height: 300px;
  position: relative;
  display: inline-block;
  background: transparent;
  pointer-events: auto;
  -webkit-user-drag: none;
  user-select: none;
}