/*banner轮播图*/
.banner{margin:0 auto;position:relative; overflow:hidden;}
.swiper-container{height:740px;overflow: hidden;}
.banner .arrow_btn{/* display: none; */position: absolute;bottom: 0;z-index: 1;width: 121px;height: 129px;/* margin-top: -0.50rem; *//* border-radius: 3px; *//* opacity:0.5; *//* text-indent: -9999px; *//* background-repeat: no-repeat; *//* transition: opacity .2s linear 0s; */cursor: pointer;background: rgb(255, 255, 255,0.8);/* color: transparent; */text-align: center;line-height: 160px;font-size: 16px;font-weight: bold;color: transparent;transition: all 0.3s;}
.banner .arrow-left{right: 480px;background: rgb(255, 255, 255,0.8) url(/Sites/Uploaded/UserUpLoad/20210125/20210125110548.png) no-repeat center 40px;}
.banner .arrow-right{right: 359px;background: rgb(255, 255, 255,0.8) url(/Sites/Uploaded/UserUpLoad/20210125/20210125111155.png) no-repeat center 40px;} 
.swiper-slide .pic img{width: 100%;/*height: 650px;*/}
.pagination{display: none;}
.banner .arrow_btn:hover {
 color: #FFFFFF;
}

.banner .arrow-left:hover {
 background: rgb(31, 96 ,173,0.8) url(/Sites/Uploaded/UserUpLoad/20210125/20210125111306.png) no-repeat center 40px;
 transition: all 0.3s;
}

.banner .arrow-right:hover {
 background: rgb(31, 96 ,173,0.8) url(/Sites/Uploaded/UserUpLoad/20210125/20210125110949.png) no-repeat center 40px;
 transition: all 0.3s;
}
@media only screen and (max-width:1440px){
 .swiper-container{
 height: 560px;
 }
  }
  @media only screen and (max-width:1366px){
 .swiper-container{
 height: 530px;
 }
  }
  @media only screen and (max-width:1280px){
 .swiper-container{
 height: 500px;
 }
  }
  @media only screen and (max-width:1200px){
 .swiper-container{
 height: 470px;
 }
  }
@media only screen and (max-width:768px){
  .banner{height: 200px;}
 .swiper-container{height:100%;}
.swiper-slide .pic img{width: 100%;height: 100%;}
} 
@media only screen and (max-width:560px){
   .banner{height: 163px;}
}
@media only screen and (max-width:390px){
   .banner{height: 144px;}
}
@media only screen and (max-width:350px){
   .banner{height: 125px;}
}