.downpd_all {
  width: 100%;
  background-color: #f7f9fc;
  padding-bottom: 30px;
}

.downpd_all .banner {
  width: 100%;
}

.downpd_all .banner img {
  display: block;
  width: 100%;
}

.downpd_all .crumbs {
  padding: 18px;
  font-size: 14px;
  color: #999;
}

.downpd_all .crumbs a {
  color: #999;
}

.downpd_all .crumbs a:last-child {
  color: #333;
}

.downpd_all .materials_list_box {
  width: 100%;
  display: flex;
  justify-content: space-between;
}

.downpd_all .materials_list_box .art_main_box {
  width: 880px;
  background-color: #fff;
  padding: 35px;
  box-sizing: border-box;
  border-radius: 10px;
}

.downpd_all .materials_list_box .art_main_box h1 {
  text-align: center;
  font-size: 24px;
  color: #333;
  font-weight: 700;
}

.downpd_all .materials_list_box .art_main_box .tg_span {
  padding-top: 10px;
  display: flex;
  justify-content: center;
}

.downpd_all .materials_list_box .art_main_box .tg_span span {
  margin: 0 15px;
  font-size: 14px;
  color: #999;
}

.downpd_all .materials_list_box .art_main_box .tg_span span img {
  vertical-align: middle;
  margin-right: 5px;
}

.downpd_all .materials_list_box .art_main_box .art_main {
  padding-top: 30px;
}

.downpd_all .materials_list_box .art_main_box .art_main img {
  display: block;
  width: 100%;
}

.downpd_all .materials_list_box .right_materials {
  width: 300px;
}

.downpd_all .materials_list_box .right_materials .load_btn_box {
  width: 100%;
  padding: 25px 20px;
  border-radius: 10px;
  box-sizing: border-box;
  background: #fff url(../images/search_icon.png) no-repeat;
}

.downpd_all .materials_list_box .right_materials .load_btn_box a {
  width: 260px;
  height: 60px;
  border-radius: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background-color: #f9274a;
}

.downpd_all .materials_list_box .right_materials .load_btn_box a img {
  width: 35px;
}

.downpd_all .materials_list_box .right_materials .load_btn_box a span {
  margin-left: 15px;
  font-size: 18px;
  font-weight: 700;
}

.downpd_all .materials_list_box .right_materials .load_btn_box a span em {
  display: block;
  font-size: 12px;
  font-weight: 400;
}

.downpd_all .materials_list_box .right_materials .load_btn_box p {
  font-size: 12px;
  color: #333;
  padding-top: 10px;
  padding-left: 20px;
  box-sizing: border-box;
}

.downpd_all .materials_list_box .right_materials .hot_materials {
  margin-top: 20px;
  background-color: #fff;
  padding: 30px 20px 20px 20px;
  border-radius: 6px;
  box-sizing: border-box;
}

.downpd_all .materials_list_box .right_materials .hot_materials h3 {
  font-size: 18px;
  color: #333;
  font-weight: 700;
  position: relative;
}

.downpd_all .materials_list_box .right_materials .hot_materials h3 i {
  position: absolute;
  left: -20px;
  top: 2px;
  display: block;
  width: 4px;
  height: 20px;
  border-radius: 4px;
  background-color: #f1072d;
}

.downpd_all .materials_list_box .right_materials .hot_materials .a_box {
  width: 100%;
}

.downpd_all .materials_list_box .right_materials .hot_materials .a_box a {
  display: block;
  padding: 20px 0 0 0;
  font-size: 16px;
  color: #333;
  border-top: 1px dashed #d2d2d2;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  text-overflow: ellipsis;
  overflow: hidden;
  margin-top: 20px;
}

.downpd_all .materials_list_box .right_materials .hot_materials .a_box a img {
  vertical-align: middle;
}

.downpd_all .materials_list_box .right_materials .hot_materials .a_box a:nth-child(1) {
  border-top: 0;
}

.downpd_all .materials_list_box .right_materials .hot_materials .a_box a:hover {
  color: #fa2c4f;
}

.downpd_all .materials_list_box .right_materials .hot_about {
  margin-top: 20px;
  background-color: #fff;
  padding: 30px 10px 20px 20px;
  border-radius: 6px;
  box-sizing: border-box;
}

.downpd_all .materials_list_box .right_materials .hot_about h3 {
  font-size: 18px;
  color: #333;
  font-weight: 700;
  position: relative;
}

.downpd_all .materials_list_box .right_materials .hot_about h3 i {
  position: absolute;
  left: -20px;
  top: 2px;
  display: block;
  width: 4px;
  height: 20px;
  border-radius: 4px;
  background-color: #f1072d;
}

.downpd_all .materials_list_box .right_materials .hot_about .a_box {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  font-size: 14px;
  padding-top: 10px;
}

.downpd_all .materials_list_box .right_materials .hot_about .a_box a {
  color: #999999;
  padding: 10px 16px;
  background-color: #f7f7f7;
  border-radius: 5px;
  margin-right: 10px;
  margin-top: 10px;
}

.downpd_all .materials_list_box .right_materials .hot_about .a_box a:hover {
  color: #fff;
  background-color: #fa2f51;
}