.page_box {
    background-color: #fff;
    margin: 0 auto;
    overflow-x: hidden;
    padding-bottom: 20px;
}
.top_bg {
    width: 100vw;
    height: 20vw;
    vertical-align: top;
}
.breadcrumb_box{
    height: 60px;
    line-height: 60px;
    font-size: 14px;
    color: #666 ;
    background-color: #ececec;
}
.breadcrumb_content_box {
    width: 100vw;
    max-width: 1400px;
    padding-right: 20px;
    margin: 0 auto;
    display: flex;
}
.breadcrumb_box .breadcrumb_li {
    display: inline-block;
    padding: 0 10px;
}
.breadcrumb_content_box .nav_box{
    flex: 1;text-align: right;
}
.nav_List{
    flex: 1;
    text-align: right;
}
.nav_li{
    width: 180px;display: inline-block;
}
.nav_bttom{
    display: inline-block;width: 80px;text-align: center;background-color: #0074e5;color: #fff;line-height: 33px;height: 34px;
    border-radius: 5px;position: relative;top: 1px;
    margin-left: 1vw;
}
@media (max-width:1300px) {
    .breadcrumb_list{
        padding: 0 2vw;
    }
    .nav_li{
        width: 130px;
    }
}
@media (max-width:800px) {
    .breadcrumb_content_box{
        padding-right: 3vw;
    }
    .breadcrumb_list{
        display: none;
    }
    .nav_List{height: 7vh;}
    .nav_bttom{
        width: 15vw;top: 2px;
    }
    .breadcrumb_box{
        height: 7vh;
        line-height: 7vh;
    }
    .nav_li{
        width: 20vw;
    }
    .nav_li{
        width: 24vw;
    }
    .nav_li select{font-size: 12px;height: 5vh;}
    .nav_bttom{width: 17vw;height: 4.5vh;position: relative;top: 1px;font-size: 12px;line-height: 4.2vh;margin-left: 0;}
}




.container_box {
    width: 100vw;
    max-width: 1400px;
    margin: 20px auto 20px;
    padding-top: 20px;
    position: relative;
    padding: 20px 0 30px;
    color: #333;
    box-shadow: 0 4px 20px rgb(0 0 0 / 10%);
    border-radius: 5px;

}

.screen_list{
    padding-left: 20px;
    line-height: 40px;
    z-index: 2;
    position: relative;
}
.screen_list .swiper-slide{
    min-width: 80px;text-align: center;display: inline-block;font-size: 14px;height: 40px;
    width: 80px;
}
.screen_li{
    position: relative;
}
.screen_li:hover{
    color: #0074e5;
}
.screen_box{
    position: absolute;
    display: none;
    left: 0;
    top: 42px;
    background-color: #fff;
    box-shadow: 0 0 1px 2px #eee;
    width: 400px;
    border-radius: 5px;
    z-index: 1;
    text-align: left;
    color: #333;
}
.screen_box::-webkit-scrollbar {
		display: none;
	}
.screen_li:hover .screen_box{
    display: block;
}

.screen_box .screen_box_li{
    width: 195px;display: inline-block;
    padding-left: 20px;
}
.screen_box .screen_box_li .num{
    padding: 0 5px;
    display: inline-block;background-color: #0074e5;color: #fff;min-width: 20px;line-height: 20px;text-align: center;border-radius: 5px;margin-left: 5px;
}
.screen_box .screen_box_li:hover{
    color: #0074e5;
}


.search_box{
    width: 70%;
    height: 50px;
    line-height: 50px;
    background: #f6f7f9;
    border-radius: 40px;margin: 20px auto 10px;
    position: relative;
}
.search_box input{
    border: none;background-color: transparent;padding-left: 20px;
    width: 100%;
    font-size: 16px;
}
.search_box  .search_btn{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    background: linear-gradient(295deg,#ff7000,#ff9f16);
    border-radius: 25px;
    width: 120px;
    position: absolute;
    right: 0;
    top: 0;
    color: #fff;

}

.search_box  input:-webkit-autofill{-webkit-box-shadow: 0 0 0 1000px white inset !important;}
.search_box  input:-webkit-auto-fill{-webkit-text-fill-color: #fff!important;transition: background-color 5000s ease-in-out 0;}
.search_box  input:focus,textarea:focus{ outline:none;}
.search_List{text-align: center;margin: 0 auto 10px;
    height: 40px;
    line-height: 40px;
    overflow: hidden;
    padding: 0 20px;
}
.search_List .search_Li{
    font-size: 14px;
    min-width: 100px;
    width: 100px;
    display: inline-block;
    height: 40px;
}

.swiper_box{
    width: 1200px;
    height: 600px;
    margin: 10px auto 0;
    overflow: hidden;
    border-radius: 10px;
    position: relative;
}
.swiper_box .swiper-wrapper,.swiper-slide,.swiper_img{
    width: 1200px;
    height: 600px;
}
.swiper-pagination{
    position: absolute;
    bottom: 20px;
}
.swiper-pagination-bullet{
    width: 12px;
    height: 12px;
}
.swiper-pagination-bullet.swiper-pagination-bullet-active{
    width: 40px;
    background-color: #fff;
    opacity: 1;
    border-radius: 12px;
}

.bot-list{
    display: flex;
    text-align: center;
    padding: 30px 80px 10px;
}
.bot-li{
    flex: 1;
    font-size: 12px;
    line-height: 30px;
}
.bot-img{
    width: 50px;
    height: 50px;
}

@media (max-width:1400px) {
    .search_box{margin-bottom: 10px;}

    .swiper_box,.swiper-slide, .swiper_img{
        width: 1100px;
        height: 550px;
    }
    .swiper_box .swiper-wrapper,.swiper-slide,.swiper_img{
        width: 1100px;
        height: 550px;
    }
}
@media (max-width:1200px) {
    .swiper_box,.swiper-slide, .swiper_img,.swiper_box .swiper-wrapper,.swiper-slide,.swiper_img{
        width: 1000px;
        height: 500px;
    }
    .container_box{
        padding: 2vh 1vw 0 2vw;
    }
}
@media (max-width:1000px) {
    .search_box{line-height: 40px;height: 40px;width: 86vw;font-size: 14px;}
    .search_box input{font-size: 14px;}

    .swiper_box,.swiper-slide, .swiper_img,.swiper_box .swiper-wrapper,.swiper-slide,.swiper_img{
        width: 100vw;height: 50vw;
    }
    .search_box .search_btn{
        width: 20vw;
    }
    .container_box{
        margin: 0 0 20px;
        line-height: 5.5vh;
    }
    .screen_list{
        padding-left: 0;
    }
    .search_box{
        margin: 0 auto;
    }
    .search_List{
        /* line-height: 6vh; */
        height: 60px;
        margin-bottom: 0;
    }
    .search_List .search_Li{
        line-height: 60px;
        height: 60px;
    }

    .swiper_box, .swiper-slide, .swiper_img, .swiper_box .swiper-wrapper, .swiper-slide, .swiper_img{
        width: 96vw;height: 48vw;
        margin: 0;
    }
    .bot-list{
        padding : 10px 0 10px;
    }
}
@media (max-width:800px) and (min-width: 577px) {
    .screen_box{
        width: 200px;
    }
	.swiper_box .swiper-pagination {
		display: none;
	}
}
@media (max-width: 576px) {
	.screen_box {
		min-width: 90px;
		width: auto !important;
		padding: 0 4px;
		max-height: 200px;
		overflow: auto;
	}
	.screen_box .screen_box_li {
		width: auto !important;
		padding: 0 4px;
	}
	.screen_box .screen_box_li .num {
		display: none;
	}
	.swiper_box .swiper-pagination {
		display: none;
	}
}


.case_title{
    font-size: 20px;color: #ff7000;
    line-height: 50px;padding-bottom: 10px;font-weight: 800;
    padding-left: 20px;
}
.case_list{
    width: 100%;
    max-width: 1400px;
    padding: 0 30px 0;
}

.case_list .case_li{
    width: 300px;
    height: 180px;
    display: inline-block;
    margin: 0 15px 20px;
    position: relative;
    border-radius: 2px;
    overflow: hidden;
    box-shadow: 0px 1px 3px 1px rgb(14 5 9 / 8%);
    cursor: pointer;
}


.case_list .case_li .case_li_img{
    width: 300px;
    height: 180px;
}
.case_list .case_li .case_li_title{
    position: absolute;bottom: 0;
    width: 100%;
    color: #fff;
    height: 60px;
    line-height: 30px;
    padding-top: 25px;
    padding-left: 10px;
    background: linear-gradient(#0000 ,#000);
    overflow: hidden;
    white-space: nowrap;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
    font-size: 14px;
}
.case_list .case_li ._label{
    position: absolute;right: 15px;
    top: 10px;
    background-color: #ff7000;color: #fff;z-index: 2;display: inline-block;
    font-size: 12px;padding: 0 5px;border-radius: 3px;
    line-height: 20px;height: 20px;
}
.case_list .case_li:hover .case_li_title{
    display: none;
}
.case_list .case_li:hover ._label{
    display: none;
}
.viewerBox{
    position: fixed;top: -100vh;left: -100vw;
}
.bttom_page_list{
    width: 100%;
    text-align: center;
}
.bttom_page_btn{
    text-align: center;
    line-height: 35px;
    height: 38px;
    display: inline-block;
    border: 1px solid #999;
    min-width: 40px;text-align: center;
    padding: 0 10px;
    border-radius: 2px;
    color: #999 ;
    margin-right: 10px;
    font-size: 14px;
}
.bttom_page_btn.auto{
    background-color: #0074e5;color: #fff;
}

@media (max-width:1400px) {
    .case_list{
        padding: 0 ;
    }
    .case_list .case_li{
        width: 21.5vw;
        height: 12.9vw;
        margin: 0 1vw 2vw;
    }
    .case_list .case_li .case_li_img{
        width: 21.5vw;
        height: 12.9vw;
    }

}


@media (max-width:1000px) {
    .case_list{
        padding: 0;
    }
    .case_list .case_li{
        width: 29.5vw;
        height: 17.7vw;
    }
    .case_list .case_li .case_li_img{
        width: 29.5vw;
        height: 17.7vw;
        vertical-align: top

    }
    .bttom_page_list{
        padding-bottom: 20px;
    }


}
@media (max-width:500px) {
    .case_list .case_li{
        width: 45vw;height: 28.8vw;
    }
    .case_list .case_li .case_li_img{
        width: 45vw;height: 28.8vw;
    }

}