body,
html {
  height: 100%;
  font-family: "Microsoft JhengHei", "SF Pro TC", "SF Pro Text", "SF Pro Icons",
    "PingFang TC", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
  background-color: #1e1c18;
  color: #fff;
}
.hero{
  background-image: url(../img/bg.jpg);
  background-size: cover;
}