body {
  background-color: #F3F3F3;
}

/* 顶部轮播和新闻列表 */
.respons_top {
  width: 1200px;
  margin: 35px auto 0 auto;
  background-color: #fff;
}

.respons_top_left {
  box-sizing: border-box;
  padding: 24px 14px 24px 22px;
  width: 50%;
}

.respons_top_right {
  box-sizing: border-box;
  padding: 24px 29px 24px 14px;
  width: 50%;
}

.swiper-container {
  height: 385px;
}

.swiper_img {
  width: 100%;
  height: 100%;
}

.swiper_item {
  position: relative;
}

.pagination {
  position: absolute;
  z-index: 20;
  bottom: 10px;
  width: 100%;
  text-align: center;
  margin: 0;
}

.pagination .swiper-pagination-switch {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #A19F9F;
  margin: 0 5px;
  text-align: center;
  vertical-align: middle;
}

.pagination span {
  padding: 0;
  min-width: 0;
}

.pagination .swiper-active-switch {
  background: #fff;
}

.swiper_title {
  position: absolute;
  bottom: 0;
  left: 0;
  box-sizing: border-box;
  padding-top: 10px;
  width: 100%;
  height: 58px;
  background-color: rgba(0, 0, 0, 0.3);
}

.swiper_title>p {
  text-align: center;
  font-size: 16px;
  color: #fff;
}

.swiper_title>p>a {
  color: #fff;
}

.arrow_left {
  position: absolute;
  left: 0;
  top: 50%;
  margin-top: -28px;
  z-index: 5;
  width: 40px;
  height: 56px;
  cursor: pointer;
}

.arrow_right {
  position: absolute;
  right: 0;
  top: 50%;
  margin-top: -28px;
  z-index: 5;
  width: 40px;
  height: 56px;
  cursor: pointer;
}

/* 安全生产 */
.safety_production_lead_news {
  margin-top: 20px;
}

.safety_production_lead_news h1 {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 20px;
  color: #206BD1;
}

.safety_production_lead_news>p {
  overflow: hidden;
  height: 50px;
  margin-top: 10px;
  font-size: 14px;
  line-height: 24px;
  color: #999;
}

.safety_news_item {
  margin-top: 16px;
}

.safety_news_item>a {
  display: inline-block;
  width: 380px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 16px;
  color: #333;
}

.safety_news_item>span {
  float: right;
  font-size: 14px;
  color: #999;
}

/* 中间广告位 */
.respons_center {
  display: block;
  width: 1200px;
  height: 100px;
  margin: 30px auto;
}

/* 底部节能环保和科技创新 */
.respons_bottom {
  width: 1200px;
  margin: 0 auto 53px auto;
}

.respons_bottom>a {
  width: 388px;
  height: 400px;
  margin-right: 18px;
  overflow: hidden;
}

.respons_bottom>a>img {
  width: 100%;
  height: 100%;
  transition: all .3s ease-in-out;
}

.respons_bottom>a>img:hover {
  transform: scale(1.2);
}

.respons_bottom_left {
  box-sizing: border-box;
  padding: 28px 28px 0 28px;
  width: 387px;
  height: 400px;
  background-color: #fff;
  margin-right: 19px;
}

.respons_bottom_left:last-child {
  margin-right: 0
}

.respons_bottom_right {
  box-sizing: border-box;
  padding: 28px 28px 0 28px;
  width: 793px;
  height: 400px;
  background-color: #fff;
}

.respons_news_item {
  margin-top: 23px;
}

.respons_news_item>a {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 16px;
  color: #333;
}

.tech_news_item {
  margin-right: 60px;
}

.tech_news_item:nth-child(2n) {
  margin-right: 0;
}

.tech_news_item>a {
  width: 335px;
}

.safety_news_item>a:hover {
  color: #206BD1;
  transition: all .3s ease;
}

.respons_news_item>a:hover {
  color: #206BD1;
  transition: all .3s ease;
}