body{
	/* padding-top: -50px; */
	font-family: PingFangSC-Regular, sans-serif;
}
.navbar-brand{
	padding: 20px 15px;
	margin-right: 220px;
}
.dropdown-menu{
	background-color: #222;
}
.dropdown-menu>li>a{
	color: white;
	padding: 10px 20px;
}

.carousel{
	/* height: 952px; */
	background-color: #000000;
}
.carousel .item{
	/* height: 952px; */
	background-color: #000000;
}
.carousel img{
	width: 100%;
}


/* 智能教学头部封面 */
.ProCen_Box{
	height: 1080px;
}
.ProCen_bg{
	width: 100%;
	height: 1080px;
	position: relative;
	background: #F3F3F4;
}
.SoftWear_Tittle{
	font-size: 50px;
	font-weight: 500;
	color: #111111;
	margin-top: 100px;
}
.SoftWear_SurTxt{
	font-size: 22px;
	color: rgba(17,17,17,0.6);
	margin-top: 10px;
}
.SoftWear_LeftTittle{
	font-size: 30px;
	font-weight: 400;
	line-height: 42px;
	color: #111111;
	margin-top: 180px;
}
.SoftWear_PointOne,.SoftWear_PointTwo,.SoftWear_PointThree,.SoftWear_PointFour{
	width: 6px;
	height: 6px;
	background-color: #1D1D1F;
	border-radius: 3px;
	margin-top: 90px;
	position: absolute;
}
.PointOne_Txt,.PointTwo_Txt,.PointThree_Txt,.PointFour_Txt{
	position: absolute;
	font-size: 18px;
	color: rgba(17,17,17,0.8);
	margin: 80px 0 0 21px;
}
.SoftWear_PointTwo{
	margin-top: 130px;
}
.PointTwo_Txt{
	margin-top: 120px;
}
.SoftWear_PointThree{
	margin-top: 170px;
}
.PointThree_Txt{
	margin-top: 160px;
}
.SoftWear_PointFour{
	margin-top: 210px;
}
.PointFour_Txt{
	margin-top: 200px;
}
.SoftWear_Handup{
	width: 550px;
	height: 706px;
	margin-top: -112px;
}

/* 底部导航 */
.Company_Name,.Record_Num,.Contect_Us,.About_Us{
	font-size: 12px;
	/* line-height: 55px; */
	color: white;
	margin-top: 16.5px;
	float: left;
}
.Company_Name{
	margin-left: 338px;
}
.Record_Num{
	margin-left: 60px;
}
.Contect_Us,.About_Us{
	cursor: pointer;
	margin-left: 30px;
}
.navbar{
	border-radius: 0;
}

/* 375*812媒体查询 */
@media screen and (max-width: 375px){
	body{
		width: 100%;
		overflow-x: hidden;
	}
	.navbar{
		width: 375px;
	}
	
	/* 更换轮播图全屏图片 */
	.productone >img:nth-of-type(1){
		height: 812px ;
		content: url(../img/img_audio_bg_app.jpg);
	}
	.producttwo >img:nth-of-type(1){
		height: 812px;
		content: url(../img/img_control_bg_app.jpg);
	}
	.productthree >img:nth-of-type(1){
		height: 812px;
		content: url(../img/img_broadcast_bg_app.jpg);
	}
	.productfour >img:nth-of-type(1){
		height: 812px;
		content: url(../img/img_smartteach_bg_app.jpg);
	}
	.productfive >img:nth-of-type(1){
		height: 812px;
		content: url(../img/img_smartguide_bg_app.jpg);
	}
	.productsix >img:nth-of-type(1){
		height: 812px;
		content: url(../img/img_wechatguide_bg_app.jpg);
	}
	
	/* 第二个产品 */
	.ProCen_Box{
		height: 812px;
	}
	.ProCen_bg{
		width: 100%;
		height: 812px;
	}
	.SoftWear_Tittle{
		font-size: 22px;
		margin-top: 50px;
	}
	.SoftWear_SurTxt{
		font-size: 12px;
	}
	.SoftWear_LeftTittle{
		/* font-family: PingFangSC-Semibold; */
		font-size: 18px;
		line-height: 25px;
		margin: 109px 0 0 15px;
	}
	.SoftWear_PointOne{
		margin: 46px 0 0 15px;
	}
	.SoftWear_PointTwo{
		margin: 86px 0 0 15px;
	}
	.SoftWear_PointThree{
		margin: 126px 0 0 15px;
	}
	.SoftWear_PointFour{
		margin: 166px 0 0 15px;
	}
	.PointOne_Txt, .PointTwo_Txt, 
	.PointThree_Txt, .PointFour_Txt{
		font-size: 14px;
	}
	.PointOne_Txt{
		margin: 40px 0 0 28px;
	}
	.PointTwo_Txt{
		margin: 80px 0 0 28px;
	}
	.PointThree_Txt{
		margin: 120px 0 0 28px;
	}
	.PointFour_Txt{
		width: 294px;
		margin: 160px 0 0 28px;
	}
	
	.img_none{
		text-align: center;
	}
	.SoftWear_Handup{
		width: 289px;
		height: 247px;
		margin-top: 298px;
		content: url(../img/img_softwearbg_414@3x.jpg);
	}
	
	
	/* 底部导航 */
	.Company_Name,.Record_Num,.Contect_Us,.About_Us{
		font-size: 10px;
	}
	.Company_Name{
		margin-left: 0px;
	}
	.Record_Num{
		margin-left: 17px;
	}
	.Contect_Us,.About_Us{
		margin-left: 15px;
	}
	
}

/* 390*844媒体查询 */
@media screen and (min-width: 376px) and (max-width: 390px) {
	body{
		width: 100%;
		overflow-x: hidden;
	}
	.navbar{
		width: 390px;
	}
	
	/* 更换轮播图全屏图片 */
	.productone >img:nth-of-type(1){
		height: 844px ;
		content: url(../img/img_audio_bg_390.png);
	}
	.producttwo >img:nth-of-type(1){
		height: 844px;
		content: url(../img/img_control_bg_390.png);
	}
	.productthree >img:nth-of-type(1){
		height: 844px;
		content: url(../img/img_broadcast_bg_390.png);
	}
	.productfour >img:nth-of-type(1){
		height: 844px;
		content: url(../img/img_smartteach_bg_390.png);
	}
	.productfive >img:nth-of-type(1){
		height: 844px;
		content: url(../img/img_smartguide_bg_390.png);
	}
	.productsix >img:nth-of-type(1){
		height: 844px;
		content: url(../img/img_wechatguide_bg_390.png);
	}
	/* 第二个产品 */
	.ProCen_Box{
		height: 844px;
	}
	.ProCen_bg{
		width: 100%;
		height: 844px;
	}
	.SoftWear_Tittle{
		font-size: 22px;
		margin-top: 50px;
	}
	.SoftWear_SurTxt{
		font-size: 12px;
	}
	.SoftWear_LeftTittle{
		/* font-family: PingFangSC-Semibold; */
		font-size: 18px;
		line-height: 25px;
		margin: 109px 0 0 15px;
	}
	.SoftWear_PointOne{
		margin: 46px 0 0 15px;
	}
	.SoftWear_PointTwo{
		margin: 86px 0 0 15px;
	}
	.SoftWear_PointThree{
		margin: 126px 0 0 15px;
	}
	.SoftWear_PointFour{
		margin: 166px 0 0 15px;
	}
	.PointOne_Txt, .PointTwo_Txt, 
	.PointThree_Txt, .PointFour_Txt{
		font-size: 14px;
	}
	.PointOne_Txt{
		margin: 40px 0 0 28px;
	}
	.PointTwo_Txt{
		margin: 80px 0 0 28px;
	}
	.PointThree_Txt{
		margin: 120px 0 0 28px;
	}
	.PointFour_Txt{
		width: 304px;
		margin: 160px 0 0 28px;
	}
	
	.img_none{
		text-align: center;
	}
	.SoftWear_Handup{
		width: 289px;
		height: 247px;
		margin-top: 349px;
		content: url(../img/img_softwearbg_414@3x.jpg);
	}
	/* 底部导航 */
	.Company_Name,.Record_Num,.Contect_Us,.About_Us{
		font-size: 10px;
	}
	.Company_Name{
		margin-left: 0px;
	}
	.Record_Num{
		margin-left: 32px;
	}
	.Contect_Us,.About_Us{
		margin-left: 15px;
	}		
}

/* 393*852媒体查询 */
@media screen and (min-width: 391px) and (max-width: 393px) {
	body{
		width: 100%;
		overflow-x: hidden;
	}
	.navbar{
		width: 393px;
	}
	/* 更换轮播图全屏图片 */
	.productone >img:nth-of-type(1){
		height: 852px ;
		content: url(../img/img_audio_bg_393.png);
	}
	.producttwo >img:nth-of-type(1){
		height: 852px;
		content: url(../img/img_control_bg_393.png);
	}
	.productthree >img:nth-of-type(1){
		height: 852px;
		content: url(../img/img_broadcast_bg_393.png);
	}
	.productfour >img:nth-of-type(1){
		height: 852px;
		content: url(../img/img_smartteach_bg_393.png);
	}
	.productfive >img:nth-of-type(1){
		height: 852px;
		content: url(../img/img_smartguide_bg_393.png);
	}
	.productsix >img:nth-of-type(1){
		height: 852px;
		content: url(../img/img_wechatguide_bg_393.png);
	}
	/* 第二个产品 */
	.ProCen_Box{
		height: 852px;
	}
	.ProCen_bg{
		width: 100%;
		height: 852px;
	}
	.SoftWear_Tittle{
		font-size: 22px;
		margin-top: 50px;
	}
	.SoftWear_SurTxt{
		font-size: 12px;
	}
	.SoftWear_LeftTittle{
		/* font-family: PingFangSC-Semibold; */
		font-size: 18px;
		line-height: 25px;
		margin: 109px 0 0 15px;
	}
	.SoftWear_PointOne{
		margin: 46px 0 0 15px;
	}
	.SoftWear_PointTwo{
		margin: 86px 0 0 15px;
	}
	.SoftWear_PointThree{
		margin: 126px 0 0 15px;
	}
	.SoftWear_PointFour{
		margin: 166px 0 0 15px;
	}
	.PointOne_Txt, .PointTwo_Txt, 
	.PointThree_Txt, .PointFour_Txt{
		font-size: 14px;
	}
	.PointOne_Txt{
		margin: 40px 0 0 28px;
	}
	.PointTwo_Txt{
		margin: 80px 0 0 28px;
	}
	.PointThree_Txt{
		margin: 120px 0 0 28px;
	}
	.PointFour_Txt{
		width: 307px;
		margin: 160px 0 0 28px;
	}
	
	.img_none{
		text-align: center;
	}
	.SoftWear_Handup{
		width: 289px;
		height: 247px;
		margin-top: 349px;
		content: url(../img/img_softwearbg_414@3x.jpg);
	}
	/* 底部导航 */
	.Company_Name,.Record_Num,.Contect_Us,.About_Us{
		font-size: 10px;
	}
	.Company_Name{
		margin-left: 0px;
	}
	.Record_Num{
		margin-left: 35px;
	}
	.Contect_Us,.About_Us{
		margin-left: 15px;
	}
}

/* 414*896媒体查询 */
@media screen and (min-width: 394px) and (max-width: 414px) {
	body{
		width: 100%;
		overflow-x: hidden;
	}
	.navbar{
		width: 414px;
	}
	
	/* 更换轮播图全屏图片 */
	.productone >img:nth-of-type(1){
		height: 896px ;
		content: url(../img/img_audiobg_414.png);
	}
	.producttwo >img:nth-of-type(1){
		height: 896px;
		content: url(../img/img_controlbg_414.jpg);
	}
	.productthree >img:nth-of-type(1){
		height: 896px;
		content: url(../img/img_broadcastbg_414.jpg);
	}
	.productfour >img:nth-of-type(1){
		height: 896px;
		content: url(../img/img_smartteachbg_414.jpg);
	}
	.productfive >img:nth-of-type(1){
		height: 896px;
		content: url(../img/img_smartguidebg_414.jpg);
	}
	.productsix >img:nth-of-type(1){
		height: 896px;
		content: url(../img/img_wechatguidebg_414.jpg);
	}
	
	/* 第二个产品 */
	.ProCen_Box{
		height: 896px;
	}
	.ProCen_bg{
		width: 100%;
		height: 896px;
	}
	.SoftWear_Tittle{
		font-size: 22px;
		margin-top: 50px;
	}
	.SoftWear_SurTxt{
		font-size: 12px;
	}
	.SoftWear_LeftTittle{
		/* font-family: PingFangSC-Semibold; */
		font-size: 18px;
		line-height: 25px;
		margin: 109px 0 0 15px;
	}
	.SoftWear_PointOne{
		margin: 46px 0 0 15px;
	}
	.SoftWear_PointTwo{
		margin: 86px 0 0 15px;
	}
	.SoftWear_PointThree{
		margin: 126px 0 0 15px;
	}
	.SoftWear_PointFour{
		margin: 166px 0 0 15px;
	}
	.PointOne_Txt, .PointTwo_Txt, 
	.PointThree_Txt, .PointFour_Txt{
		font-size: 14px;
	}
	.PointOne_Txt{
		margin: 40px 0 0 28px;
	}
	.PointTwo_Txt{
		margin: 80px 0 0 28px;
	}
	.PointThree_Txt{
		margin: 120px 0 0 28px;
	}
	.PointFour_Txt{
		width: 328px;
		margin: 160px 0 0 28px;
	}
	
	.img_none{
		text-align: center;
	}
	.SoftWear_Handup{
		width: 328px;
		height: 280px;
		margin-top: 349px;
		content: url(../img/img_softwearbg_414@3x.jpg);
	}
	
	
	/* 底部导航 */
	.Company_Name,.Record_Num,.Contect_Us,.About_Us{
		font-size: 10px;
	}
	.Company_Name{
		margin-left: 0px;
	}
	.Record_Num{
		margin-left: 56px;
	}
	.Contect_Us,.About_Us{
		margin-left: 15px;
	}
}

/* 428*926媒体查询 */
@media screen and (min-width: 415px) and (max-width: 428px) {
	body{
		width: 100%;
		overflow-x: hidden;
	}
	.navbar{
		width: 428px;
	}
	
	/* 更换轮播图全屏图片 */
	.productone >img:nth-of-type(1){
		height: 926px ;
		content: url(../img/img_audiobg_428.png);
	}
	.producttwo >img:nth-of-type(1){
		height: 926px;
		content: url(../img/img_controlbg_428.png);
	}
	.productthree >img:nth-of-type(1){
		height: 926px;
		content: url(../img/img_broadcastbg_428.png);
	}
	.productfour >img:nth-of-type(1){
		height: 926px;
		content: url(../img/img_smartteachbg_428.png);
	}
	.productfive >img:nth-of-type(1){
		height: 926px;
		content: url(../img/img_smartguidebg_428.png);
	}
	.productsix >img:nth-of-type(1){
		height: 926px;
		content: url(../img/img_wechatguidebg_428.png);
	}
	/* 第二个产品 */
	.ProCen_Box{
		height: 926px;
	}
	.ProCen_bg{
		width: 100%;
		height: 926px;
	}
	.SoftWear_Tittle{
		font-size: 22px;
		margin-top: 50px;
	}
	.SoftWear_SurTxt{
		font-size: 12px;
	}
	.SoftWear_LeftTittle{
		/* font-family: PingFangSC-Semibold; */
		font-size: 18px;
		line-height: 25px;
		margin: 109px 0 0 15px;
	}
	.SoftWear_PointOne{
		margin: 46px 0 0 15px;
	}
	.SoftWear_PointTwo{
		margin: 86px 0 0 15px;
	}
	.SoftWear_PointThree{
		margin: 126px 0 0 15px;
	}
	.SoftWear_PointFour{
		margin: 166px 0 0 15px;
	}
	.PointOne_Txt, .PointTwo_Txt, 
	.PointThree_Txt, .PointFour_Txt{
		font-size: 14px;
	}
	.PointOne_Txt{
		margin: 40px 0 0 28px;
	}
	.PointTwo_Txt{
		margin: 80px 0 0 28px;
	}
	.PointThree_Txt{
		margin: 120px 0 0 28px;
	}
	.PointFour_Txt{
		width: 342px;
		margin: 160px 0 0 28px;
	}
	
	.img_none{
		text-align: center;
	}
	.SoftWear_Handup{
		width: 328px;
		height: 280px;
		margin-top: 379px;
		content: url(../img/img_softwearbg_414@3x.jpg);
	}
	/* 底部导航 */
	.Company_Name,.Record_Num,.Contect_Us,.About_Us{
		font-size: 10px;
	}
	.Company_Name{
		margin-left: 0px;
	}
	.Record_Num{
		margin-left: 70px;
	}
	.Contect_Us,.About_Us{
		margin-left: 15px;
	}
}

/* 430*932媒体查询 */
@media screen and (min-width: 429px) and (max-width: 430px) {
	body{
		width: 100%;
		overflow-x: hidden;
	}
	.navbar{
		width: 430px;
	}
	
	/* 更换轮播图全屏图片 */
	.productone >img:nth-of-type(1){
		height: 932px ;
		content: url(../img/img_audiobg_430.png);
	}
	.producttwo >img:nth-of-type(1){
		height: 932px;
		content: url(../img/img_controlbg_430.png);
	}
	.productthree >img:nth-of-type(1){
		height: 932px;
		content: url(../img/img_broadcastbg_430.png);
	}
	.productfour >img:nth-of-type(1){
		height: 932px;
		content: url(../img/img_smartteachbg_430.png);
	}
	.productfive >img:nth-of-type(1){
		height: 932px;
		content: url(../img/img_smartguidebg_430.png);
	}
	.productsix >img:nth-of-type(1){
		height: 932px;
		content: url(../img/img_wechatguidebg_430.png);
	}
	/* 第二个产品 */
	.ProCen_Box{
		height: 932px;
	}
	.ProCen_bg{
		width: 100%;
		height: 932px;
	}
	.SoftWear_Tittle{
		font-size: 22px;
		margin-top: 50px;
	}
	.SoftWear_SurTxt{
		font-size: 12px;
	}
	.SoftWear_LeftTittle{
		/* font-family: PingFangSC-Semibold; */
		font-size: 18px;
		line-height: 25px;
		margin: 109px 0 0 15px;
	}
	.SoftWear_PointOne{
		margin: 46px 0 0 15px;
	}
	.SoftWear_PointTwo{
		margin: 86px 0 0 15px;
	}
	.SoftWear_PointThree{
		margin: 126px 0 0 15px;
	}
	.SoftWear_PointFour{
		margin: 166px 0 0 15px;
	}
	.PointOne_Txt, .PointTwo_Txt, 
	.PointThree_Txt, .PointFour_Txt{
		font-size: 14px;
	}
	.PointOne_Txt{
		margin: 40px 0 0 28px;
	}
	.PointTwo_Txt{
		margin: 80px 0 0 28px;
	}
	.PointThree_Txt{
		margin: 120px 0 0 28px;
	}
	.PointFour_Txt{
		width: 344px;
		margin: 160px 0 0 28px;
	}
	.img_none{
		text-align: center;
	}
	.SoftWear_Handup{
		width: 328px;
		height: 280px;
		margin-top: 385px;
		content: url(../img/img_softwearbg_414@3x.jpg);
	}
	/* 底部导航 */
	.Company_Name,.Record_Num,.Contect_Us,.About_Us{
		font-size: 10px;
	}
	.Company_Name{
		margin-left: 0px;
	}
	.Record_Num{
		margin-left: 72px;
	}
	.Contect_Us,.About_Us{
		margin-left: 15px;
	}
}