wy-mobile/pages/index/tointro.wxss

.title {
  font-weight: 900;
  font-size: 20px;
  text-align: center;
}
.duanluo {
  font-size: 15px;
  line-height: 150%;
  margin-left: 30px;
  text-align: justify;
}
.duoluo::after {
  width: 100%;
  display: inline-block;
  content: ""; /*这三个都不可以少*/
}
view {
  padding: 0 1px;
}