.banner_box {
  height: 3.5rem;
  background-image: url('../image/banner01.jpg');
  background-size: 100% 100%;
  background-repeat: no-repeat;
      margin-top: 1.25rem;
}
.flex_center_top {
  height: 100%;
  display: flex;
  align-content: center;
  flex-wrap: wrap;
}
.banner_font {
  width: 100%;
  font-size: 0.3rem;
  color: #fff;
  font-weight: bold;
}
.type_nav_box {
  border-bottom: 0.01rem solid rgba(77, 77, 77, 0.16);
  /* margin-bottom: 1.36rem;
   */
  height: 0.55rem;
}
.content_box li {
  width: 1.3rem;
  height: 0.55rem;
  /*line-height: 0.55rem;*/
  text-align: center;
  font-size: 0.18rem;
  color: #383838;
  display: inline-block;
}
.content_box li.active {
  background-color: #005AAF;
  color: #fff;
  position: relative;
}
.content_box li.active::after {
  content: '';
  width: 0;
  height: 0;
  border-right: 0.1rem solid transparent;
  border-left: 0.1rem solid transparent;
  border-top: 0.08rem solid #005AAF;
  position: absolute;
  bottom: -0.06rem;
  left: 50%;
  transform: translateX(-50%);
}
.about_box {
  background-image: url('../image/jg1.jpg');
  background-size: 100% 100%;
  background-repeat: no-repeat;
  height: auto;
  overflow: hidden;
}
.about_box2 {
  /* background-image: url('../image/8.png'); */
  background-size: 100% 100%;
  background-repeat: no-repeat;
  width: 12.46rem;
  margin: 0.8rem auto;
}
.about_box2 img{max-width: 100%;}

@media screen and (min-width: 1440px) and (max-width: 1680px) {
.about_box2 img{max-width: 85%;}
}
@media screen and (min-width: 1360px) and (max-width: 1370px) {

.about_box2 img{max-width: 85%;}

}