.c-zh {
  font-size: 26px;
  font-weight: 500;
}
.c-en {
  font-size: 16px;
  color: #808080;
}
.c-intro {
  margin-top: 70px;
}
.c-intro p {
  color: #808080;
  font-size: 16px;
  text-indent: 2em;
  margin-bottom: 20px;
}