body {
  
  margin: 0;  
  overflow: hidden;  
  
  background-image: url(/background.jpg);
  background-size: cover;   
  background-attachment: fixed;
  
  font-family: "NSimSun", "Book Antiqua", "Garamond", fantasy;
  color: #e2ceb1;
  text-shadow: 1px 1px #7b3f00;
  
  }
  
#contents {
  
  display: flex;
  margin-left: auto;
  margin-right: auto;
  padding: 10vh;
  flex-direction: column;
  
  border-radius: 4px;
  
  justify-content: center;
  align-items: center;
  
  height: 60vh;
  max-width: 60vw;
  
  }
  
  
.links {
  
  display: flex;
  margin: 10px;
  
  justify-content: center;
  
  }
  
.links:link {
  
  color: #666e6a;
  
  }
  
  
.links:visited {
  
  color: #666e6a;
  
  }

.main-links {
  
  display: flex;
  margin: 10px;
  
  justify-content: center;
  
  }
  
.main-links:link {
  
  color: #ada5a0;
  font-size: 20px;
  
  }
  
  
.main-links:visited {
  
  color: #ada5a0;
  font-size: 20px;
  
  }
  
#logo {
  
  margin: 20vh;
  padding: 0;
  
  }

h1 {
  
  margin: 0;
  padding: 0;
  
  }