/* nav */
.about_nav{
  height: 78px;
  background: #fff;
}
.about_nav ul{
  display: flex;
  justify-content: center;
}
.about_nav ul li{
  width: 100px;
  height: 78px;
  line-height: 78px;
  position: relative;
  margin: 0 25px;
  white-space: nowrap;
}
.about_nav ul li::after{
  content: "";
  display: block;
  width: 1px;
  height: 15px;
  background: #e9e9e9;
  position: absolute;
  right: -25px;
  top: 50%;
  margin-top: -7px;
}
.about_nav ul li:last-child::after{display: none;}
.about_nav ul li a{
  font-size: 17px;
  display: block;
}
.about_nav ul li a.active{border-bottom: 2px solid #9b0006;position: relative;}
.about_nav ul li a.active::after{content: "";display: block;width: 11px;height: 6px;background: url(../../2026about/images/public/array.png) no-repeat;position: absolute;bottom: 0;left: 50%;margin-left: -10px;}
.abtab{ box-shadow: 0px 10px 20px rgba(0,0,0,.1); }
.abtab .li{ width: 136px; float: left; text-align: center; line-height: 78px; cursor: pointer; font-size: 16px; position: relative; }
.abtab .li.l1,.abtab .li.l2{ width: 106px; }
.abtab .li a{display: block;}
.abtab .li span{ width: 100%; height: 8px; background: url(../../2026about/images/public/tlih_03.png) no-repeat center; position: absolute; left: 0;
right: 0; bottom: 0; display: none; }
.abtab .li:hover span{ display: block; }
.abtab .li:hover img{ -webkit-animation-name: pulse; animation-name: pulse; }
.abtab .li.cur span{ display: block; }
.abtab .li+.li:before{ content: ""; width: 1px; height: 15px; background: #e9e9e9; position: absolute; top: 0; bottom: 0; left: 0; margin: auto; }
.abtab .li img{ margin-right: 10px; }
.abtab-block{width: 1088px;padding: 0}
.abtab img{display: inline-block;}
.abtab .block .text {
  margin: 0 auto;
  text-align: left;
  letter-spacing: 0px;
}
.abtab .block .text .title {
  font-size: 36px;
  text-align: center;
  line-height: 45px;
  font-weight: 400;
  color: #2a2d41;
}
.abtab .block .text p {
  position: relative;
  font-size: 18px;
  line-height: 28px;
  margin: 0 auto;
  color: #333333;
}
.abtab .block .text p .dot {
  position: absolute;
  left: -13px;
  top: 6px;
  width: 11px;
  height: 11px;
}
.abtab .block .text p span {
  font-size: 18px;
}
.abtab .block .text p .source {
  color: #6a6a6a;
  font-size: 14px;
  line-height: 18px;
}
.abtab .block .bg {
  display: block;
  margin: 0 auto;
}