#down .banner {
  position: relative;
}
#down .banner > img {
  width: 100%;
}
#down .banner .info {
  width: 29.84%;
  position: absolute;
  left: 50.72%;
  top: 50%;
  transform: translateY(-50%);
  color: #fff;
}
#down .banner .info .font36 {
  font-size: 36px;
  margin-bottom: 20px;
}
#down .banner .info .font16 {
  font-size: 16px;
  line-height: 30px;
}
#down .banner .info .img_box {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  position: relative;
  margin-top: 2rem;
}
#down .banner .info .img_box img {
  max-width: 90%;
}
#down .banner .info .img_box .left {
  width: 50%;
  height: 100%;
  position: absolute;
  left: 0;
  box-sizing: border-box;
  padding: 1rem 0;
}
#down .banner .info .img_box .left .box {
  width: 100%;
  height: 100%;
  justify-content: space-around;
  display: flex;
  flex-direction: column;
}
#down .banner .info .img_box .left .box a {
  display: flex;
  width: 95%;
  height: 55px;
  line-height: 55px;
  color: #fff;
  background: #000;
  border-radius: 28px;
  align-items: center;
  font-size: 18px;
  justify-content: center;
}
#down .banner .info .img_box .left .box a img {
  width: 26px;
  margin-right: 15px;
}
#down .banner .info .img_box .left .box a.active {
  background: #30C0D8;
}
#down .banner .info .img_box .right {
  width: 50%;
  text-align: right;
  flex: none;
  display: flex;
  justify-content: end;
}
#down .banner .info .img_box .right .r_box {
  max-width: 90%;
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: flex-end;
  width: max-content;
}
#down .banner .info .img_box .right .r_box img {
  max-width: 100%;
  display: none;
}
#down .banner .info .img_box .right .r_box img.active {
  display: block;
}
#down .banner .info .img_box .right .r_box .sao {
  padding-top: 16px;
  display: block;
  flex: none;
  width: 100%;
  text-align: center;
}
#down .container1 {
  padding-bottom: 80px;
}
#down .down_content {
  padding-top: 68px;
}
#down .down_content h2 {
  font-size: 36px;
  padding-bottom: 20px;
  position: relative;
  text-align: center;
  margin-bottom: 60px;
  font-weight: 400;
}
#down .down_content h2::after {
  content: '';
  width: 50px;
  height: 4px;
  background: #30C0D8;
  position: absolute;
  left: calc(50% - 25px);
  bottom: 0;
}
#down .down_content .down_list {
  display: flex;
  flex-wrap: wrap;
}
#down .down_content .down_list li {
  flex: none;
  width: 28.846%;
  margin-right: 6.73%;
  margin-bottom: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid #E4E4E4;
  border-radius: 10px;
  padding: 26px 26px;
  box-sizing: border-box;
}
#down .down_content .down_list li:nth-child(3n) {
  margin-right: 0;
}
#down .down_content .down_list li .left {
  flex: none;
  width: calc(100% - 10px - 48px);
}
#down .down_content .down_list li .left .font20 {
  font-size: 20px;
  color: #000;
  font-weight: bold;
  margin-bottom: 40px;
}
#down .down_content .down_list li .left .l_btm {
  display: flex;
  color: #666;
  font-size: 14px;
}
#down .down_content .down_list li .left .l_btm .icon_down {
  flex: none;
  width: 40%;
  box-sizing: border-box;
  padding-left: 22px;
  background: url(../images/down/icon1.png) no-repeat left center;
  background-size: 16px 16px;
}
#down .down_content .down_list li .left .l_btm .icon_size {
  flex: none;
  width: 60%;
  box-sizing: border-box;
  padding-left: 22px;
  background: url(../images/down/icon2.png) no-repeat left center;
  background-size: 22px 20px;
}
#down .down_content .down_list li .down {
  display: inline-block;
  background: url(../images/down/down.png) no-repeat left center;
  background-size: 48px 41px;
  width: 48px;
  height: 41px;
}
#down .down_content .down_list li:hover {
  background: #30C0D8;
  border-color: #30C0D8;
}
#down .down_content .down_list li:hover .left .font20,
#down .down_content .down_list li:hover .left .l_btm {
  color: #fff;
}
#down .down_content .down_list li:hover .left .l_btm .icon_down {
  background: url(../images/down/icon1_a.png) no-repeat left center;
  background-size: 12px 12px;
}
#down .down_content .down_list li:hover .left .l_btm .icon_size {
  background: url(../images/down/icon2_a.png) no-repeat left center;
  background-size: 12px 13px;
}
#down .down_content .down_list li:hover .down {
  background: url(../images/down/down_a.png) no-repeat left center;
  background-size: 48px 41px;
}
@media screen and (max-width: 1500px) {
  #down .banner .info .img_box .left .box a {
    height: 48px;
    line-height: 48px;
    font-size: 17px;
  }
  #down .banner .info .img_box .left .box a img {
    width: 22px;
  }
  #down .down_content .down_list li {
    width: 30.846%;
    margin-right: 3.73%;
  }
  #down .down_content .down_list li .down {
    width: 38.4px;
    height: 32.8px;
    background-size: 38.4px 32.8px;
  }
  #down .down_content .down_list li:hover .down {
    background-size: 38.4px 32.8px;
  }
  #down .down_content .down_list li .left .l_btm {
    font-size: 13px;
  }
}
/* 手机端样式 */
@media screen and (max-width: 1024px) {
  #down .banner .info {
    width: 87%;
    left: 6.5%;
  }
  #down .banner .info .mbimg img {
    max-width: 100%;
  }
  #down .banner .info .font36 {
    font-size: 21px;
    margin-top: 30px;
    margin-bottom: 11px;
  }
  #down .banner .info .font16 {
    font-size: 15px;
    line-height: 25px;
  }
  #down .banner .info .img_box {
    flex-direction: column;
    margin-top: 0.6rem;
  }
  #down .banner .info .img_box .left {
    position: initial;
    width: 64%;
  }
  #down .banner .info .img_box .left img {
    max-width: 100%;
  }
  #down .banner .info .img_box .left .box a {
    margin-bottom: 12px;
  }
  #down .banner .info .img_box .right {
    width: 60%;
    text-align: center;
    justify-content: center;
  }
  #down .banner .info .sao {
    display: block;
    float: none;
    font-size: 12px;
    padding-top: 10px;
  }
  #down .container1 {
    padding-bottom: 20px;
  }
  #down .down_content {
    padding-top: 43px;
    padding-bottom: 30px;
  }
  #down .down_content h2 {
    font-size: 22px;
    padding-bottom: 11px;
    margin-bottom: 30px;
  }
  #down .down_content h2::after {
    width: 25px;
    height: 2px;
    left: calc(50% - 12.5px);
  }
  #down .down_content .down_list {
    flex-direction: column;
    padding-bottom: 25px;
  }
  #down .down_content .down_list li {
    width: 100%;
    margin-right: 0;
    margin-bottom: 20spx;
    padding: 22px 15px 15px;
  }
  #down .down_content .down_list li .left {
    width: calc(100% - 55px);
  }
  #down .down_content .down_list li .left .font20 {
    font-size: 17px;
    margin-bottom: 17px;
  }
  #down .down_content .down_list li .left .l_btm .icon_down {
    font-size: 12px;
  }
  #down .down_content .down_list li .down {
    width: 36.5px;
    height: 31px;
    background-size: 36.5px 31px;
  }
  #down .down_content .down_list li:hover .down {
    width: 36.5px;
    height: 31px;
    background-size: 36.5px 31px;
  }
}