.content {
  width: 100%;
  margin: 0 auto;
  margin-bottom: 100px;
}
.cont_mar {
  width: 100%;
  margin: 0 auto;
}

.intro_cont {
  float: left;
  width: 100%;
}

.intro_title {
  font-size: 38px;
  letter-spacing: 2px;
  color: #5f6060;
  display: inline-block;
  float: left;
}

.intro_text {
  display: inline-block;
  width: 395px;
  font-size: 12px;
  color: #747474;
  float: right;
  line-height: 26px;
}

.intro_text1 {text-align: justify;}

.intro_text2 {
  font-size: 14px;
  letter-spacing: 1px;
  color: #5a5a5a;
  border-bottom: 2px solid #767676;
}

.intro_img_list {
  margin-top: 15px;
  display: inline-block;
  float: left;
}

.intro_img_list a {
  margin-right: 15px;
}

.intro_img_list a img {
     margin-right: 4px;
  height: 24px;
}
.product_cont {
  float: left;
  width: 100%;
  margin-top: 70px;
}

.product_cont .product_list {
  width: 48%;
  display: inline-block;
  margin-bottom: 60px;
}

.product_cont .product_list img {
  width: 600px;
  height: 344px;
}

.product_cont .product_list span {
  font-size: 30px;
  line-height: 26px;
  letter-spacing: 2px;
  color: #3a3a3a;
  margin-top: 20px;
  display: block;
}

.fr {
  float: right;
}

.fl {
  float: left;
}
.lunbo_cont {
  width: 100%;
  background: #f1f5f4;
  float: left;
  margin-bottom: 50px;
}

.more_button {
  display: block;
  margin: 75px auto;
  width: 229px;
  height: 80px;
  border: solid 1px #686868;
  line-height: 80px;
  text-align: center;
  font-size: 30px;
  letter-spacing: 1px;
  color: #4e4f50;
}

.swiper_cont {
     width: 100%;
    margin: 0 auto;
    overflow: hidden;
    padding-bottom: 100px;
}

.swiper-slide img {
  width: 293px;
  height: 368px;
  display: inline-block;
}

.cont_info {
  width: 100%;
  height: 36px;
  background-color: #000000;
  opacity: 0.4;
  font-size: 13px;
  text-align: center;
  letter-spacing: 1px;
  color: #ffffff;
  margin-top: -40px;
  line-height: 40px;
}

.swiper_cont a {
  line-height: 0;
}

.swiper_cont .swiper-button-prev {
     background-image: url(../img/images/larow.png);
    display: inline-block;
    /* margin-right: 20px; */
    left: 47%;
}

.swiper_cont .swiper-button-next {
  background-image: url(../img/images/rarow.png);
  display: inline-block;
      right: 47%;
}

.swiper_cont .swiper-button-next,
.swiper_cont .swiper-button-prev {
 width: 18px;
    height: 27px;
    cursor: pointer;
    bottom: -54px;
    background-size: auto;
    position: absolute;
    z-index: 9999;
        top: unset;
}