*{
  font-family: 微軟正黑體;
}
label {
  display: block;
  margin: 20px 0 0 0;
}
#demoScene{
  background:top right no-repeat;
  background-size: 60% auto;
  background-image: url("../images/a001-black.jpg");
  padding:0px;
}
.jumbotron {
  padding-top: 3rem;
  padding-bottom: 3rem;
  margin-bottom: 0;
  min-height: 360px;
  background: url("../images/header_bg.jpg") no-repeat #26201e;
}
@media (min-width: 768px) {
  .jumbotron {
    padding-top: 6rem;
    padding-bottom: 6rem;
  }
}

.jumbotron p:last-child {
  margin-bottom: 0;
}

.jumbotron-heading {
  font-weight: 300;
}

.jumbotron .container {
  max-width: 40rem;
}

footer {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

footer p {
  margin-bottom: .25rem;
}