.content {
  padding: 5.33333333vw 3.2vw;
  background-color: #f9f9f9;
}
.content:not(:last-child) {
  margin-bottom: 3.2vw;
}
.content .subtitle h1 {
  font-family: PingFangSC-Medium;
  color: #252525;
  font-size: 4.8vw;
  letter-spacing: 0.12vw;
  line-height: 4.8vw;
  font-weight: bold;
}