.main_content {
  padding-bottom: .853333rem;
}

.main_content h3 {
  margin: .853333rem 0;
  font-size: 0.5333rem;
  letter-spacing: 0.1067rem;
  text-align: center;
}

.main_content .pdf_list {
  margin-top: .64rem;
  padding-bottom: .266667rem;
  border-bottom: 1px black dotted;
}

.main_content .pdf_list .pdf_list_title{
  font-size: 0.4rem;
  letter-spacing: 0.08rem;
  margin-bottom: 0.4rem;
}

.main_content .pdf_list .pdf_list_content {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  height: 1.68rem;
  margin-top: .133333rem;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

.main_content .pdf_list .pdf_list_content img {
  width: 1.68rem;
  height: 1.68rem;
  margin-right: .133333rem;
}

.main_content .pdf_list .pdf_list_content a {
  font-size: 0.32rem;
  letter-spacing: 0.0533rem;
  line-height: .426667rem
}