.pro_a {
  background: #f8f8f8;
  padding-bottom: 6.25%;
}
.pro_a .pagetitle {
  background: #fff;
}
.pro_a .proul .swiper-slide {
  -webkit-border-radius: 10px;
     -moz-border-radius: 10px;
          border-radius: 10px;
  -webkit-transition: all .4s;
  -o-transition: all .4s;
  -moz-transition: all .4s;
  transition: all .4s;
  display: block;
  width: 23.5%;
  float: left;
  margin: 2% 2% 0 0;
}
.pro_a .proul .swiper-slide .imgbox {
  overflow: hidden;
  -webkit-border-radius: 10px 10px 0 0;
     -moz-border-radius: 10px 10px 0 0;
          border-radius: 10px 10px 0 0;
}
.pro_a .proul .swiper-slide .imgbox img {
  -webkit-transition: all .4s ease;
  -o-transition: all .4s ease;
  -moz-transition: all .4s ease;
  transition: all .4s ease;
  width: 100%;
}
.pro_a .proul .swiper-slide .txtbox {
  background: #fff;
  padding: 10.6383%;
}
.pro_a .proul .swiper-slide .txtbox .tl {
  color: #333333;
  font-size: 20px;
  margin-bottom: 22px;
  -webkit-transition: all .4s;
  -o-transition: all .4s;
  -moz-transition: all .4s;
  transition: all .4s;
  -o-text-overflow: ellipsis;
     text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
   font-weight: bold;
}
.pro_a .proul .swiper-slide:nth-child(4n) {
  margin-right: 0;
}
.pro_a .proul .swiper-slide:nth-child(1),
.pro_a .proul .swiper-slide:nth-child(2),
.pro_a .proul .swiper-slide:nth-child(3),
.pro_a .proul .swiper-slide:nth-child(4) {
  margin-top: 0;
}
.pro_a .proul .swiper-slide:hover {
  -webkit-box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.08);
     -moz-box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.08);
          box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.08);
}
.pro_a .proul .swiper-slide:hover .imgbox img {
  -webkit-transform: scale(1.1);
     -moz-transform: scale(1.1);
      -ms-transform: scale(1.1);
          transform: scale(1.1);
}
.pro_a .proul .swiper-slide:hover .txtbox .moreBtn .yuan {
  width: 100%;
}
.pro_a .proul .swiper-slide:hover .txtbox .moreBtn .point {
  width: 300px;
  height: 100px;
}
.pro_a .proul .swiper-slide:hover .txtbox .moreBtn .btnte {
  padding-left: 0;
  text-align: center;
  color: #fff;
}
.pro_a .proul .swiper-slide:hover .txtbox .moreBtn .btnte .nor {
  display: none;
}
.pro_a .proul .swiper-slide:hover .txtbox .moreBtn .btnte .act {
  display: inline;
}
@media (max-width: 1440px) {
  .pro_a .proul .swiper-slide .txtbox .tl {
    font-size: 18px;
  }
}
@media (max-width: 1280px) {
  .pro_a .proul .swiper-slide {
    width: 32%;
  }
  .pro_a .proul .swiper-slide:nth-child(4n) {
    margin-right: 2%;
  }
  .pro_a .proul .swiper-slide:nth-child(3n) {
    margin-right: 0;
  }
  .pro_a .proul .swiper-slide:nth-child(4) {
    margin-top: 2%;
  }
}
@media (max-width: 768px) {
  .pro_a .proul .swiper-slide {
    width: 100%;
  }
  .pro_a .proul .swiper-slide {
    margin-right: 0;
    margin-top: 6%;
  }
  .pro_a .proul .swiper-slide:nth-child(3n) {
    margin-right: 0;
  }
  .pro_a .proul .swiper-slide:nth-child(1) {
    margin-top: 0;
  }
  .pro_a .proul .swiper-slide:nth-child(2),
  .pro_a .proul .swiper-slide:nth-child(3),
  .pro_a .proul .swiper-slide:nth-child(4) {
    margin-top: 6%;
  }
}