@-webkit-keyframes loading {
	0% {
		width: 0;
	}

	100% {
		width: 100%
	}
}

@keyframes loading {
	0% {
		width: 0;
	}

	100% {
		width: 100%
	}
}

@keyframes move_wave {
	0% {
		transform: translateX(0) translateZ(0) scaleY(1)
	}

	50% {
		transform: translateX(-25%) translateZ(0) scaleY(0.55)
	}

	100% {
		transform: translateX(-50%) translateZ(0) scaleY(1)
	}
}
.popVideo{position:fixed;left:0;right:0;top:0;bottom:0;background-color:rgba(0,0,0,.7);z-index:999;display:none;}
.popVideo a.closed{display:inline-block;width:50px;height:50px;background:url(../images/briefing/closed.png) no-repeat center;position: fixed;right:5px;top:5px;cursor:pointer;}
.popVideo .video_body{position: absolute;top:10%;bottom:10%;left:50%;transform: translateX(-50%);}
.popVideo .video_body video{height:100%;}

body,html{background-color:#1a1919;}
.bf_by_1{overflow:hidden;position: relative;}
.bf_by_1 .bg img{object-fit: cover;width:100%;height:100%;}
.bf_by_1 a.video{position: absolute;left:0;right:0;top:0;bottom:0;background:url(../images/briefing/bf_1_1.png) no-repeat center;cursor:pointer;}
.bf_by_2{padding:70px 0;}
.bf_by_2 .content{font-size:0;}
.bf_by_2 .txt_body{width:600px;display:inline-block;padding-top:35px;}
.bf_by_2 .img_body{width:600px;display:inline-block;vertical-align:top;text-align:right;}
.bf_by_2 .img_body img{/*position: relative;top:0;left:0;*/display:inline-block;width:500px;}
.bf_by_2 .txt_body h3{font-size:47px;font-weight:bold;color:#fff;margin-bottom:30px;}
.bf_by_2 .txt_body p{font-size:20px;line-height:35px;color:rgba(255,255,255,1);padding-right:20px;margin-top:30px;text-align:justify;}
.bf_by_3{background:url(../images/briefing/bf_3.png) no-repeat center top;height:850px;padding-top:105px;}
.bf_by_3 .content{width:100%;}
.bf_by_3 .txt_body{padding-top:100px;float:left;}
.bf_by_3 .txt_body h3{font-size:47px;color:#fff;font-weight:bold;margin-bottom:30px;}
.bf_by_3 .txt_body h4{font-size:20px;line-height:35px;color:#fff;}
.bf_by_3 .txt_body a{display:inline-block;margin-top:40px;height:46px;line-height:46px;padding:0 50px;background-color:rgba(231,232,234,.5);font-size:16px;color:#fff;text-decoration:none;border-radius:25px;transition:all linear .3s;}
.bf_by_3 .txt_body a:hover{background-color:#008b82;}
.bf_by_3 .img_body{float:right;}
.bf_by_3 .img_body ul{width:710px;display:flex;justify-content: space-between; align-items:stretch;flex-wrap:wrap;}
.bf_by_3 .img_body ul li{width:340px;margin-right:30px;margin-bottom:30px;}
.bf_by_3 .img_body ul li:nth-child(2n){margin-right:0;}
.bf_by_3 .img_body ul li a{cursor:pointer;display:block;text-decoration:none;height:100%;background-color:#3f3d40;transition:.3s;}
.bf_by_3 .img_body ul li a .img{width:340px;height:190px;overflow:hidden;position:relative;}
.bf_by_3 .img_body ul li a .img img{width:100%;height:100%;object-fit:cover;}
.bf_by_3 .img_body ul li a .img::after{content:"";display:inline-block;width:60px;height:60px;background-image:url(../images/briefing/video.png);background-color:rgba(255,255,255,.77);background-repeat:no-repeat;background-position:center;position: absolute;left:50%;top:50%;transform: translate(-50%,-50%);border-radius:50%;}
.bf_by_3 .img_body ul li a .box{padding:15px 15px;height:120px;}
.bf_by_3 .img_body ul li a .box p{font-size:18px;line-height:20px;color:#fff;margin-bottom:10px;}
.bf_by_3 .img_body ul li a .box span{display:block;font-size:15px;line-height:20px;color:#959597;transition:.3s;}
.bf_by_3 .img_body ul li a:hover{background-color:#008b82;}
.bf_by_3 .img_body ul li a:hover .box span{color:#fff;}

.bf_by_4{background:url(../images/briefing/bf_4.png) no-repeat center top;height:755px;padding-top:120px;}
.bf_by_4 .content{width:100%;}
.bf_by_4 .txt_body{text-align:right;}
.bf_by_4 .txt_body h3{font-size:47px;color:#fff;font-weight:bold;margin-bottom:20px;}
.bf_by_4 .txt_body h4{font-size:20px;line-height:35px;color:#fff;}
.bf_by_4 .txt_body a{display:inline-block;margin-top:40px;height:46px;line-height:46px;padding:0 50px;background-color:rgba(231,232,234,.5);font-size:16px;color:#fff;text-decoration:none;border-radius:25px;transition:all linear .3s;}
.bf_by_4 .txt_body a:hover{background-color:#008b82;}
.bf_by_4 .img_body{padding-top:30px;}
.bf_by_4 .img_body ul{width:710px;display:flex;justify-content: space-between; align-items:stretch;flex-wrap:wrap;}
.bf_by_4 .img_body ul li{float:left;width:340px;margin-right:30px;margin-bottom:30px;}
.bf_by_4 .img_body ul li:nth-child(2n){margin-right:0;}
.bf_by_4 .img_body ul li a{cursor:pointer;display:block;text-decoration:none;height:100%;background-color:#3f3d40;transition:.3s;}
.bf_by_4 .img_body ul li a .img{width:340px;height:190px;overflow:hidden;position:relative;}
.bf_by_4 .img_body ul li a .img img{width:100%;height:100%;object-fit:cover;}
.bf_by_4 .img_body ul li a .img::after{content:"";display:inline-block;width:60px;height:60px;background-image:url(../images/briefing/video.png);background-color:rgba(255,255,255,.77);background-repeat:no-repeat;background-position:center;position: absolute;left:50%;top:50%;transform: translate(-50%,-50%);border-radius:50%;}
.bf_by_4 .img_body ul li a .box{padding:15px 15px;height:120px;}
.bf_by_4 .img_body ul li a .box p{font-size:18px;line-height:20px;color:#fff;margin-bottom:10px;}
.bf_by_4 .img_body ul li a .box span{display:block;font-size:15px;line-height:20px;color:#959597;transition:.3s;}
.bf_by_4 .img_body ul li a:hover{background-color:#008b82;}
.bf_by_4 .img_body ul li a:hover .box span{color:#fff;}

.bf_by_5{background:url(../images/briefing/bf_5.png) no-repeat center top;height:860px;padding-top:200px;}
.bf_by_5 .content{width:100%;}
.bf_by_5 .txt_body{padding-top:75px;}
.bf_by_5 .txt_body h3{font-size:47px;color:#fff;font-weight:bold;margin-bottom:20px;}
.bf_by_5 .txt_body h4{font-size:20px;line-height:35px;color:#fff;}
.bf_by_5 .txt_body a{display:inline-block;margin-top:40px;height:46px;line-height:46px;padding:0 50px;background-color:rgba(231,232,234,.5);font-size:16px;color:#fff;text-decoration:none;border-radius:25px;transition:all linear .3s;}
.bf_by_5 .txt_body a:hover{background-color:#008b82;}
.bf_by_5 .img_body{}
.bf_by_5 .img_body ul{width:710px;}
.bf_by_5 .img_body ul li{float:left;width:340px;margin-right:30px;margin-bottom:30px;}
.bf_by_5 .img_body ul li:nth-child(2n){margin-right:0;}
.bf_by_5 .img_body ul li a{cursor:pointer;display:block;text-decoration:none;}
.bf_by_5 .img_body ul li a .img{width:340px;height:190px;overflow:hidden;position:relative;}
.bf_by_5 .img_body ul li a .img img{width:100%;height:100%;object-fit:cover;}
.bf_by_5 .img_body ul li a .img::after{content:"";display:inline-block;width:60px;height:60px;background-image:url(../images/briefing/video.png);background-color:rgba(255,255,255,.77);background-repeat:no-repeat;background-position:center;position: absolute;left:50%;top:50%;transform: translate(-50%,-50%);border-radius:50%;}
.bf_by_5 .img_body ul li a .box{padding:15px 15px;background-color:#3f3d40;transition:.3s;height:120px;}
.bf_by_5 .img_body ul li a .box p{font-size:18px;line-height:28px;color:#fff;margin-bottom:10px;}
.bf_by_5 .img_body ul li a .box span{display:block;font-size:15px;line-height:20px;;color:#959597;transition:.3s;}
.bf_by_5 .img_body ul li a:hover .box{background-color:#008b82;}
.bf_by_5 .img_body ul li a:hover .box span{color:#fff;}
.bf_by_5 .img_body ul li:first-child{margin-top:255px;}
.bf_by_6{padding-top:140px;background:url(../images/briefing/bf_6.png) no-repeat center top;padding-bottom:170px;}
.bf_by_6 h2{font-size:47px;font-weight:bold;color:#fff;text-align:center;margin-bottom:100px;}
.bf_by_6 .content{display:inline-block;width:1211px;font-size:0;}
.bf_by_6 .content .box{width:392px;border:2px solid rgba(122,122,123,.25);border-radius:4px;height:214px;float:left;margin-right:11px;box-sizing: border-box;padding:30px 20px;cursor:pointer;text-decoration:none;transition:all linear .3s;}
.bf_by_6 .content .box_1{height:442px;width:394px;background-image:url(../images/briefing/bf_6_1.png);}
.bf_by_6 .content .box_2{margin-bottom:14px;background-image:url(../images/briefing/bf_6_2.png);}
.bf_by_6 .content .box_3{margin-bottom:14px;background-image:url(../images/briefing/bf_6_3.png);}
.bf_by_6 .content .box_4{margin-bottom:14px;background-image:url(../images/briefing/bf_6_4.png);}
.bf_by_6 .content .box_5{margin-bottom:14px;background-image:url(../images/briefing/bf_6_5.png);}
.bf_by_6 .content .box h3{font-size:28px;line-height:38px;color:#fff;font-weight:bold;}
.bf_by_6 .content .box span{border:2px solid #511e77;border-radius:25px;height:40px;padding:0 15px;font-size:16px;line-height:36px;color:rgba(255,255,255,.5);display:inline-block;cursor:pointer;margin-top:20px;transition:all linear .9s;}
.bf_by_6 .content .box:hover{background-color:rgba(63,61,64,.65);border:2px solid rgba(63,61,64,.65);}
.bf_by_6 .content .box:hover span{background-image: linear-gradient(to right, #8b23c8, #541dd3);border:2px solid linear-gradient(to right, #8b23c8, #541dd3);}
.bf_by_6 .content .box_1{padding:55px 30px;}
.bf_by_6 .content .box_1 h4{font-size:16px;line-height:26px;color:#cfc8d2;font-weight:bold;margin-top:25px;}
.bf_by_6 .content .box_1 span{margin-top:135px;}
.fixRt{display:none!important;}
.bf_by_3 .mb_a{display:none;}
.bf_by_4 .mb_a{display:none;}
.bf_by_5 .mb_a{display:none;}



@media only screen and (max-width : 768px) {
	
	.bf_by_1{height:300px;}
	.bf_by_1 .bg{width:100%;height:100%;}
	.bf_by_1 a.video{background-size:auto 60%}
	.popVideo .video_body{top:50%;bottom:auto;transform: translate(0,-50%);left:5%;right:5%;}
	.popVideo .video_body video{height:auto;width:100%;}
	.popVideo a.closed{width:30px;height:30px;background-size:cover;}
	.bf_by_2{padding:40px 0;}
	.bf_by_2 .txt_body{padding-top:0;width:100%;}
	.bf_by_2 .txt_body h3{font-size:24px;margin-bottom:20px;}
	.bf_by_2 .txt_body p{padding-right:0;font-size:14px;line-height:24px;margin-top:15px;}
	.bf_by_2 .img_body{width:100%;}
	.bf_by_2 .img_body img{width:100%;}
	
	.bf_by_3{background:url(../images/briefing/bf_3_m.png) no-repeat right top;background-size:100% auto;height:inherit;padding-top:0;}
	.bf_by_3 .txt_body{width:100%;padding-top:60px;}
	.bf_by_3 .txt_body h3{font-size:24px;margin-bottom:15px;}
	.bf_by_3 .txt_body h4{font-size:16px;line-height:26px;}
	.bf_by_3 .txt_body a{display:none;}
	.bf_by_3 .img_body{padding-top:30px;}
	.bf_by_3 .img_body ul{width:100%;display:block;}
	.bf_by_3 .img_body ul li{width:100%;margin-right:0;margin-bottom:20px;}
	.bf_by_3 .img_body ul li a .img{width:100%;height:220px;}
	.bf_by_3 .img_body ul li a .img::after{width:40px;height:40px;background-size:10px auto;}
	.bf_by_3 .img_body ul li a .box{padding:20px 10px;height:inherit;}
	.bf_by_3 .img_body ul li a .box p{font-size:15px;line-height:20px;margin-bottom:5px;}
	.bf_by_3 .img_body ul li a .box span{font-size:12px;line-height:18px;}
	.bf_by_3 .mb_a{display:block;text-align:center;padding-top:15px;}
	.bf_by_3 .mb_a a{display:inline-block;height:50px;line-height:50px;padding:0 60px;background-color:rgba(231,232,234,.5);font-size:16px;color:#fff;text-decoration:none;border-radius:25px;transition:all linear .3s;}
	
	.bf_by_4{background:url(../images/briefing/bf_4_m.png) no-repeat right top;background-size:100% auto;height:inherit;padding-top:100px;}
	.bf_by_4 .txt_body{float:left;text-align:left;width:100%;}
	.bf_by_4 .txt_body h3{font-size:24px;margin-bottom:10px;}
	.bf_by_4 .txt_body h4{font-size:16px;line-height:26px;}
	.bf_by_4 .txt_body h4 br{display:none;}
	.bf_by_4 .txt_body a{display:none;}
	.bf_by_4 .img_body ul{width:100%;display:block;}
	.bf_by_4 .img_body ul li{width:100%;margin-right:0;margin-bottom:20px;}
	.bf_by_4 .img_body ul li a .img{width:100%;height:220px;}
	.bf_by_4 .img_body ul li a .img::after{width:40px;height:40px;background-size:10px auto;}
	.bf_by_4 .img_body ul li a .box{padding:20px 10px;height:inherit;}
	.bf_by_4 .img_body ul li a .box p{font-size:15px;line-height:20px;margin-bottom:5px;}
	.bf_by_4 .img_body ul li a .box span{font-size:12px;line-height:18px;}
	.bf_by_4 .mb_a{display:block;text-align:center;padding-top:15px;}
	.bf_by_4 .mb_a a{display:inline-block;height:50px;line-height:50px;padding:0 60px;background-color:rgba(231,232,234,.5);font-size:16px;color:#fff;text-decoration:none;border-radius:25px;transition:all linear .3s;}
	
	.bf_by_5{background:url(../images/briefing/bf_5_m.png) no-repeat right top;background-size:100% auto;height:inherit;padding-top:0;;}
	.bf_by_5 .txt_body{float:left;text-align:left;width:100%;}
	.bf_by_5 .txt_body h3{font-size:24px;margin-bottom:10px;}
	.bf_by_5 .txt_body h4{font-size:16px;line-height:26px;}
	.bf_by_5 .txt_body h4 br{display:none;}
	.bf_by_5 .txt_body a{display:none;}
	.bf_by_5 .img_body{padding-top:30px;}
	.bf_by_5 .img_body ul{width:100%;display:block;}
	.bf_by_5 .img_body ul li{width:100%;margin-right:0;margin-bottom:20px;margin-top:0;}
	.bf_by_5 .img_body ul li:first-child{margin-top:0;}
	.bf_by_5 .img_body ul li a .img{width:100%;height:220px;}
	.bf_by_5 .img_body ul li a .img::after{width:40px;height:40px;background-size:10px auto;}
	.bf_by_5 .mb_a{display:block;text-align:center;padding-top:15px;}
	.bf_by_5 .mb_a a{display:inline-block;height:50px;line-height:50px;padding:0 60px;background-color:rgba(231,232,234,.5);font-size:16px;color:#fff;text-decoration:none;border-radius:25px;transition:all linear .3s;}
	
	.bf_by_6{padding-top:60px;padding-bottom:40px;}
	.bf_by_6 h2{font-size:24px;margin-bottom:40px;}
	.bf_by_6 .content{width:100%;}
	.bf_by_6 .content .box{margin-bottom:20px;background:none!important;width:100%!important;height:inherit!important;text-align:center;padding:20px!important;}
	.bf_by_6 .content .box h3{font-size:20px;margin-bottom:20px;}
	.bf_by_6 .content .box h3 br{display:none;}
	.bf_by_6 .content .box h4{display:none;}
	.bf_by_6 .content .box span{margin-top:0;height:50px;line-height:46px;padding:0 35px;}
}