.common_page_tit {
  padding-left: 50px;
}

.main .content .cont_box {
  padding-left: 0;
  padding-right: 0;
  overflow: hidden;
}

.main .content .cont_box .main_nav {
  float: left;
  width: 200px;
  padding-top: 40px;
  text-align: right;
}

.main .content .cont_box .main_nav li {
  padding: 6px 20px;
  height: 20px;
  line-height: 20px;
  font-size: 16px;
  cursor: pointer;
}

.main .content .cont_box .main_nav li.active {
  background: #3980e0;
  color: #fff;
}

.main .content .cont_box .main_text {
  float: left;
  width: 800px;
  padding: 0 60px 0 60px;
  border-left: 1px solid #e1e1e1;
  box-sizing: border-box;
  text-align: justify;
}

.main .content .cont_box .main_text li {
  min-height: 470px;
  display: none;
}

.main .content .cont_box .main_text li.active {
  display: block;
}

.main .content .cont_box .main_text li .text_tit {
  color: #000;
  background: url(../img/icon.png) no-repeat left;
  padding-left: 20px;
  font-size: 16px;
  line-height: 40px;
  border-bottom: 1px dashed #e1e1e1;
}

.main .content .cont_box .main_text li .text_tit a {
  color: #000;
}

.main .content .cont_box .main_text .main_cont {
  margin-top: 20px;
}

.main .content .cont_box .main_text .main_cont img {
  width: 200px;
  margin: 20px auto;
  max-width: 100%;
}

.main .content .cont_box .main_text .main_cont p {
  font-size: 14px;
  line-height: 24px;
  text-indent: 28px;
}