body {
  padding: 0;
  margin: 0;
  height: 100%;
}

.line-1 {
  height: 9px;
  width: 100%;
  background-color: #39a305;
  margin-top: 12px;
}

.line-2 {
  height: 18px;
  width: 100%;
  background-color: #39a305;
  align-self: flex-end;
}

.line-bottom {
  line-height: 2rem;
  width: 100%;
  bottom: 0;
  align-self: stretch;
}

.line-bottom p {
  background-color: #39a305;
  text-align: center;
  font-size: 1rem;
  color: white;
  padding: 1rem;
}

.img-responsive {
  max-width: 25rem;
  width: 100%;
  height: auto;
  margin: 0 auto;
  border: none;
  padding: 0;
  display: block;
}

p.title {
  padding: 0;
  margin: 0 auto;
}

p.title.since {
  color: #676767;
  text-align: right;
  max-width: 60vw;
  font-size: 1.9vw;
  line-height: 1.9vw;
  font-style: italic;
}

p.title.ms {
  text-align: center;
  font-size: 5vw;
  line-height: 7.2vw;
}

p.title.hk {
  max-width: 52vw;
  text-align: right;
  font-size: 2.7vw;
  line-height: 4.2vw;
  color: #676767;
}

.btn {
  background-color: #39a305;
  display: block;
  border-radius: 1rem;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
  font-size: 1.4rem;
  text-align: center;
  line-height: 3rem;
  text-decoration: none;
  color: white;
  font-weight: bold;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.19);
  margin: .8rem auto;
  width: 100%;
}

.btn:hover {
  color: white;
}

.btn.btn-en {
  float: left;
}

.btn.btn-zh {
  float: right;
}

.btn-container {
  width: 28rem;
  background: blue;
  overflow: hidden;
  text-align: ;
}

.h-h {
  display: none;
}