.part {
  padding: 4rem 10rem;
}
#part2, #part4, #part6, #part8{
  background: #f5f5f5;
}
.part h1 {
  margin-left: 1rem;
}
.part .swiper-container {
  /*overflow: visible;*/
}
.part .swiper-container .swiper-wrapper {
   /*overflow: visible;*/
  width:100%;
}
.part .box .swiper-slide {
  padding: 1rem;
  box-sizing: border-box;
}
.part .box .swiper-slide .item {
  box-shadow: 0 0 10px rgba(0,0,0,.1);
  transition: all .3s;
  border-radius: 4px;
  overflow: hidden;
}
.part .box .swiper-slide:hovere .item {
  box-shadow: 0 0 10px rgba(0,0,0,.8);
}
.part .box .swiper-slide .item img {
  transition: all .3s;
  width: 100%;
}
.part .box .swiper-slide:hover img {
  transform: scale(1.2);
}
.part .box .swiper-slide:hover h3 {
  color: #003a85;
}
.swiper-button-next {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: #ddd url(../images/ra.svg) no-repeat center;
  background-size: 1rem;
  right: 20px;
}
.swiper-button-prev {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: #ddd url(../images/la.svg) no-repeat center;
  background-size: 1rem;
  left: 20px;
}
.part h1 {
  color: #333;
  margin-bottom: 2rem;
  font-weight: normal;
}
.part .box .text {
  padding: 2rem 1rem;
  background: #fff;
}
.part .box .text h3 {
  margin-bottom: 1rem;
  color: #333;
  transition: all .3s;
  font-size: 1.0rem;
}
.part .box .text p {
  font-size: .76rem;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2; /* 控制显示的行数 */
  overflow: hidden;
  text-overflow: ellipsis;
  color: #666;
  margin: 0 1rem;
  min-height: 54px;
  
}
.swiper-slide .img{
   background: url(../images/product_bg.jpg) no-repeat center;
  background-size: cover;
}


@media screen and (max-width: 1200px)  {
  .part {
    padding: 4rem ;
  }
  .part h1 {
    font-size: 2rem;
  }
}

@media screen and (max-width: 475px)  {
  .part .box .text p {
    margin: 0
  }
  .swiper-button-next, .swiper-button-prev {
    width: 2rem;
    height: 2rem;
  }
  .swiper-button-next {
    right: -1.5rem;
  }
  .swiper-button-prev {
    left: -1.5rem;
  }
  .part {
    padding: 4rem 2rem;
  }
  .part h1 {
    font-size: 1.6rem;
  }
}
@media screen and (max-width: 375px)  {
  .part .box .text h3 {
    font-size: 1rem;
  }
}