html{height: 100%;}
body {
  margin: 0 auto;
  background: url('../img/bg.jpg') no-repeat;
  background-size: cover;
  font-family: 'Trirong';
}
@media only screen and (max-width: 600px) {
  body {
    background-position: center;
  }
}
.c {
  position: absolute;
  width: 100%;
  overflow-x: hidden;
  overflow-y: scroll;
  background: rgba(0,0,0,0.7);
  bottom: 0;
  top: 0;
  padding: 40px 20px;
}
.dir a {
  text-decoration: none;
}
.dir a .folder-link {
  color: #FFF;
  transition: background 0.3s, color 0.1s;
}
.dir a:hover .folder-link {
  background: #FFF;
  color: #500c14;
}