* {
	margin: 0;
	padding: 0;
	font-family: "microsoft yahei";
}
h4{
	font-family: Times New Roman;
}
img {
	border: none;
}

a {
	text-decoration: none;
}
a:hover{
	text-decoration: none;
}

ol,
ul {
	list-style: none;
}

div {
	display: block;
}

body {
	background: #ffffff;

}

.w1200 {
	width: 1600px;
	height: 88px;
	margin: 0 auto;
	position: relative;
}
.w1920{
	width: 100%;
	height: 60px;
	background: #000;
}
.w1000{
	width: 1600px;
	margin: 0 auto;
	position: relative;
}

.mr40 {
	margin-right: 20px;
}
#mr50{
	margin-left: 100px;
	background: #2d3960;
	border-radius: 20px;
	height: 50px;
	border: 1px solid #2d3960;
	transition-duration: .4s;
}
#mr50:hover{
	
	background: #fff;
	transform: scale(1.10);
	transition-duration: .4s;

}
#mr50 a:hover{
	color: #ed7020;
	
	transition-duration: .4s;
}
#mr50 a{
	color: #fff;
}
#mr50:before{
	content: "";
	background-color: #ffffff;
	width: 0;
	height: 0;
}
#mr60{
	display: inline-block;
	margin:20px 0 0 140px;
	background: #2d3960;
	border-radius: 20px;
	padding: 10px;
	border: 1px solid ffd37a;
	color: #ffffff;
}
#mr60:hover{
	color: ffffff;
	background: #000;

}
.pa {
	width:10px;
	height:10px;
	position: absolute;
}
.clear{
	clear:both;
}
.pl20{padding-left: 20px;}
.h30{width: 100%;height: 30px;overflow: hidden;}
.h30:after{content: "";width: 0;height: 0;display: block;clear: both;}
/*导航*/

.navv {
	position: fixed;
	width: 100%;
	height: 140px;
	z-index: 1000;
	left: 0;
	top: 0;
	background: #b28650;

}

.navv #menu_hover_bg {
	width: 100%;
	height: 0;
	background: #fff;
	position: absolute;
	top: 139px;
	z-index: 9;
	overflow: hidden;
	border:1px solid #000;
}

.navv .logo {
	float: left;
	/*width: 200px;*/
	/*margin-top:5px;*/
	height: 88px;
}

.navv .logo a {
	display: block;
/*	width: 200px;
	height: 44px;
	padding: 17px 0;*/
}
.navv .logo img {
	
	/*width:100%;*/
}
.sech{
	float: right;
	margin: 20px 100px 0 0;
	
}
.sech input{
	border-radius: 20px;
	/*background: #b28650;*/
}
.ciut{
	background-color: b28650;
}
.navv .menu {
	float: right;
	margin-right: 150px;
	
}

.navv .menu ul li {
	float: left;
}

.navv .menu ul li h2 {
	font-weight: normal;
	font-size: 14px;
	position: relative;
}

.navv .menu ul>li.intro>h2:before {
	content: "";
	position: absolute;
	width: 50px;
	height: 2px;
	background-color: #b28650;
	left: 50%;
	margin-left: -25px;
	bottom: 25px;
}

.navv .menu ul>li>h2>img {
	right: 1px;
	top: 10px;
}

.navv .menu ul li h2 a {
	padding: 0 17px;
	line-height: 25px;
	display: block;
	height: 60px;
	color: #ffffff;
	font-size: 14px;
	font-weight: bold;
	text-decoration:none;
}
.navv .menu ul li h2 span{
	padding: 0 17px;
	line-height: 50px;
	display: block;
	height: 80px;
	color: #ffffff;
	font-size: 14px;
	font-weight: bold;
	text-decoration:none;
}

.navv .menu ul li h2 span:hover{
	cursor: pointer;
}


.navv .menu ul li .sub_menu {
	width: 1300px;
	height: 0px;
	position: absolute;
	z-index: 999;
	right: 0px;
	top: 137px;

	overflow: hidden;
}

.navv .menu ul li .sub_menu .sub_menu_list {
	float: left;position: relative;
}

.navv .menu ul li .sub_menu .sub_menu_list>h3 {
	color: #666;
	font-weight: normal;
	padding-bottom: 30px;
	font-size: 16px;
}

.navv .menu ul li .sub_menu .sub_menu_list:nth-child(1) .list:before,.navv .menu ul li .sub_menu .sub_menu_list:nth-child(2) .list:before{
    content: "";
    width: 1px;
    height: 500px;
    background: #f2f2f2;
    right: 0;
    top: 30px;
    position: absolute;
}
.navv .menu ul li .sub_menu.sol_left .sub_menu_list:nth-child(1) .list:before{
	height: 220px;
}
.navv .menu ul li .sub_menu.sol_left .sub_menu_list:nth-child(2) .list:before{
	display: none;
}
.navv .menu ul li .sub_menu .sub_menu_list .list a {
	float: left;
	display: block;
	width: 259px;
	height: 53px;
	padding: 13px 0 0 15px;
	margin-right: 20px;
	margin-bottom: 20px;
	color: #515151;
}
.navv .menu ul li .sub_menu .sub_menu_list .list a:hover {
	background: #f2f2f2;
}

.navv .menu ul li .sub_menu .sub_menu_list .list a .icon {
	float: left;
	width: 30px;
	height: 50px;
}

.navv .menu ul li .sub_menu .sub_menu_list .list a .info {
	float: left;
	width: 220px;
	height: 50px;
}

.navv .menu ul li .sub_menu .sub_menu_list .list a .info h3 {
	font-weight: normal;
	color: #303030;
	font-size: 14px;
	position: relative;
}

.navv .menu ul li .sub_menu .sub_menu_list .list a .info h3 span {
	position: absolute;
	top: -5px;
	display: block;
	width: 25px;
	height: 12px;
	left: 75px;
	font-size: 12px;
}

.navv .menu ul li .sub_menu .sub_menu_list .list a .info p {
	padding-top: 5px;
	font-size: 12px;
	color: #989898;
}
.navv .menu ul li .sub_menu .sub_menu_list .list.sol_list a {
	float: left;
	    width: 274px;
    height: 75px;
    padding: 15px 0 0 20px;
    display: block;
    margin: 0 20px 20px 0;
}
.navv .menu ul li .sub_menu.sol_left .sub_menu_list:nth-child(2) .list.sol_list a {
display: block;
    width: 220px;
    height: 40px;
    line-height: 40px;
    padding: 0;
    margin: 0;
    margin-bottom: 20px;
    text-indent: 20px;
    color: #303030;
}
.navv .menu ul li .sub_menu .sub_menu_list .list.sol_list .icon{

    height: 70px;
    padding-top: 5px;
}
#men_fuwu .sub_menu>.w1200 h3{padding-bottom: 15px;padding-top: 15px;font-size: 16px;color: #666;font-weight: normal;}
#men_fuwu .sub_menu .sub_menu_list .category{float: left;width: 357px;
    height: 300px;
    border-right: 1px solid #f2f2f2;}

#men_fuwu .sub_menu .sub_menu_list .category li{float: left;width: 357px;
    height: 40px;
    line-height: 40px;
    text-indent: 20px;
    margin-bottom: 12px;
    cursor: pointer;
    font-size: 14px;
    color: #303030;
    background: url(../img/sj.png) no-repeat 320px center;}
#men_fuwu .sub_menu .sub_menu_list .category li.active { background-color: #f2f2f2; }
#men_fuwu .sub_menu .sub_menu_list .content{float: left;width: 942px;}
#men_fuwu .sub_menu .sub_menu_list .content .cont_list{float: left;width: 942px;
    height: 220px;display: none;}
#men_fuwu .sub_menu .sub_menu_list .content .cont_list a{float: left;width: 274px;
    height: 100px;
    padding: 10px 0 0 20px;
    margin: 0 0 20px 20px;}
    #men_fuwu .sub_menu .sub_menu_list .content .cont_list a:hover{background: #f2f2f2;}
#men_fuwu .sub_menu .sub_menu_list .content .cont_list a .icon{
	float: left;
	width: 70px;
    height: 70px;
    padding-top: 5px;
}
#men_fuwu .sub_menu .sub_menu_list .content .cont_list a .icon img{
	width:100%;
}
#men_fuwu .sub_menu .sub_menu_list .content .cont_list a .info{
	/*float: left;*/
	margin-left:80px;
	/*width: 100%;*/
	height: 70px;
	overflow-wrap:wrap;

}
#men_fuwu .sub_menu .sub_menu_list .content .cont_list a .info h3{
	font-weight: normal;
    color: #303030;
    font-size: 14px;
    padding-top:5px;

}
#men_fuwu .sub_menu .sub_menu_list .content .cont_list a .info p{color: #989898;padding-top: 5px;font-size: 12px;}

.probc{
	padding: 50px 0 80px 0;
	background: url('../img/bjpic.webp') no-repeat;
}
.aboutus{
	background: url('../img/comp.webp') no-repeat center;
	height: 957px;
}
.aboutus video{
	text-align: center;
}
#aus{
	width: 1500px;
}
.choose{
	background: url('../img/factory.webp') no-repeat center;
	height: 813px;
}
.customerSay {
	background: #e4e4e4;
	height:900px;
}
.procategory h4{
	text-align: center;
	font-size:clamp(1.625rem, 0.75rem + 2.92vw, 4.25rem);
	margin-bottom: 50px;
	font-weight: bold;
	margin: 0;
}
.procategory p{
	color: #b28650;
	font-size:clamp(0.875rem, 0.105rem + 2.93vw, 3.625rem);
	font-weight: normal;
	text-align: center;
}

.history h4{
	text-align: center;
	font-size:clamp(1.625rem, 0.75rem + 2.92vw, 4.25rem);
	margin-bottom: 50px;
	font-weight: bold;
	margin:70px 0 110px 0;


}
.history-item{
	margin-left: 2%;
	overflow: hidden;

}
.history-item h4{
	font-size:clamp(1.625rem, 0.75rem + 2.92vw, 4.25rem);
	color: #b28650;
}
.history-i{
	margin-left: 12%;
	overflow: hidden;
}
.history-i h4{
	font-size:clamp(1.625rem, 0.75rem + 2.92vw, 4.25rem);
	color: #b28650;
}
.navv .login {
	padding-top: 25px;
	float: right;
}

.navv .login a {
	height: 30px;
	line-height: 30px;
	padding: 0 10px;
	color: #fff;
	display: inline-block;
	vertical-align: middle;
	font-size: 14px;
}

.navv .login a:nth-child(1) {
	background: url(../images/login_icon.png) no-repeat left center;
	padding-left: 30px;
}

.navv .login a:nth-child(2) {
	background: #FD8A08;
	border-radius: 4px;
	color: #fff;
	margin-right: 10px;
	width: 80px;
	height: 30px;
	line-height: 30px;
	padding: 0;
	text-align: center;
}

.slogan{
	width: 600px;
	position: absolute;
	z-index:999;
	top: 100px;
	left: 150px; 
	margin: auto;
	color: #ffd37a;
}
.slogan_pa {
	font-size:clamp(0.875rem, 0.105rem + 2.93vw, 3.625rem);
}
.slogan_pb{
	margin-top: 40px;
	font-size: 16px;
}
.slogan_pc {
	margin-top: 20px;
	font-size: 16px;
}
.slogan_pc p{
	background: url(../img/gou.png) no-repeat 1px center;
	background-size: 20px;
	padding-left: 30px;
}
.slogan_d{

	margin-top: 60px;
}
 #aiframe{
	position: absolute;
	top: 0;
	left: 0;
	bottom: 0;
	right: 0;
	margin:auto;
	width: 40vw;
	height: 40vh;
	z-index: 999;
	display: none;
}
#aiframe iframe{
	width: 40vw;
	height: 30vh;
}
#bton{
	display: inline-block;
	margin: 10px auto;
	width: 20px;
	height: 20px;

}
.slogan_d:active{
	display: block;
}
.slogan_a{

	display: block;
	float: left;
	background: url(../img/yjt.png) no-repeat 145px center;
	background-color: #ffffff;
	padding:20px 40px 20px 20px;
	width: 180px;
	border-radius: 10px;
	color: #000;

}

.slogan_a:hover{
	background: url(../img/yjt_1.png) no-repeat 145px center;
	background-color:#ffd37a ;
	color: #ffffff;
}
.slogan_a img{
	width: 15px;
}
#slogan_aa{

display: inline-block;
background: url(../img/bfq.png) no-repeat 20px center;
background-size: 25px;
	background-color:#ffd37a ;
	border: 2px solid #ffd37a;
	margin-left: 40px;
	padding:30px;
	border-radius: 50%;

}
#slogan_aa:hover{
	background: url(../img/bfq_1.png) no-repeat 20px center;
	background-size: 25px;
	background-color:#ffffff ;
	
}
.blog{
	display: flex;
	align-items: space-between;
	margin-top: 160px;
	padding-bottom: 30px;
	border-bottom: 3px solid #f2f2f2;
}
.blog img{
	width: 100%;
}
.blog_t{
	margin-top: 40%;

}
.blog h3{
	font-weight: bold;
	padding-right: 25px;
}
.list_news li{
	padding:0 3%;
}
.list_news li img{
	width: 100%;
	height: 234px;
}
.company{
	background: url("../img/bjpic.webp");
}
.company p{
	font-size: 18px ;
	margin-top: 30px;
}
.about1{
	margin-bottom: -50px;
}
.about1 img{
	width: 90%;
}
.signature{
	float: right;
	margin-right:-110px;
}
.course{
	/*background: url("../img/course.webp") no-repeat;*/
	/*height: 1594px;*/
}
.pro_all{
	width: 100%;
	background-color: #f2f2f2;
}
.pro{
	padding: 80px 0;
}
.expect{
	margin: 100px 0;
	text-align: center;
}
.expect p{
	padding-top: 20px;
	text-align: center;
}
#expect_p{
	padding-top: 30px;
}
.youshi p{
	margin:20px 0;
}
.youshi li{
	list-style: disc;
}

.team{
	margin: 50px auto;
}
.team h3{
	text-align: center;
}
.team p{
	line-height: 1.8;
	font-size: 18px;
	font-weight: normal;
}
.map{
	margin-top: 50px;
	margin-bottom: 100px;
}
.map h3{
	margin: 50px 0;
	padding-left: 40px;
}
.map p{
	line-height: 1.5;
	font-size: 16px;
	font-weight: normal;
	padding: 0 40px;
}
.map_left{
	background-color: #2d3960;
	height: 350px;
	color: #ffffff;
	padding: 0 !important;
}
.letter{
	width: 1200px;
	margin:150px auto 50px;
}
#case{
	border: 0px solid #ababab;
	box-shadow:0 0 6px 0 #ababab ;
	margin: 1%;
	padding: 0;
	transition-duration: .4s;
}
#case_a{
	padding: 0 !important;
}
#case img{
	width: 100%;
	height: 200px;
}
#case p{
	padding: 20px;
	height: 120px;
	overflow: hidden;
}
#case a{
	padding: 20px;
}
.cont{
	float: right;
}
.cont p{
	font-size: 15px;
	font-weight: 500;
}
.cont a{
	float: right;
	display: inline-block;
	padding: 15px 25px;
	background-color: #2d3960;
	color: #fff;
	border-radius: 40px;
	border: 1px solid #2d3960;
	font-weight: bold;
	transition-duration: .4s;
	margin:20px 0;
}
.cont a:hover{
	background-color: #fff;
	color:#ed7020;
	transform: scale(1.10);
	transition-duration: .4s;
}
.conta h3{
	font-size: 36px;
	margin: 0 0 50px 0;
}
#pros{
	border: 0px solid #f5f5f5;
	box-shadow:0 0 6px 0 #f5f5f5 ;
	margin: 1%;
	padding: 0;
	transition-duration: .4s;
	text-align: center;
	/*background-color: #f5f5f5;*/
}
#pros:hover{
	box-shadow: 0 .5rem 1rem rgba(33,37,41,.15)!important;
	transition-duration: .25s;
}
#pros img{
	width: 80%;
	/*height: 200px;*/
}
#pros h4{
	margin-top: 30px;
	font-weight: 600;
}
#pros p{
	padding: 20px;
	height: 115px;
	overflow: hidden;
}
#pros a{
	padding: 20px;
}
#pros a:hover{
	color: #b28650;
}
.case_cont:hover{
	background-color: #f2f2f2;
	transition-duration: .4s;
}
.case_h3 h3{
	text-align: center;
	margin: 100px 0 30px 0;
}
.case_h3 p{
	margin-bottom: 30px;
	padding: 0 15px;
}
.h44{
	margin-top: 5%;
	font-weight: bold;
	margin-left: 40px;
}
.h44 p{
	margin-top: 40px;
	font-size: 26px;
}
.videos{ display:none; 
 	border: 1px solid #080808; 
 	position:fixed; left:50%; 
 	top:50%; margin-left:-320px; 
 	margin-top:-210px; z-index:100;
 	 width:800px; height:auto; 
 }
 .videosa{ display:none; 
 	/*border: 1px solid #080808; */
 	position:fixed; 
 	left:30%; 
 	top:13%; 
 	/*margin-left:-320px; 
 	margin-top:-210px; */
 	z-index:99999;
 	 width:100%; height:auto; 

 }
 .videolista:hover{
 	cursor: pointer;
 }
  .vclose { position:absolute;right:1%; top:1%; border-radius:100%; cursor: pointer;width:20px !important; }
  .vclosea { position:absolute; border-radius:100%; cursor: pointer;width:20px !important; }
  .products{
  	margin-top: 50px;

  }
  .products li{

  }
  .products img{
  	width: 100%;
  }
  .industries{
  	padding: 0;
  	border-right: 1 solid #ccc;
  }
  .industries img{
  	width: 50px;
  }
  .y_img img{
  	width: 60px;
  	height: 60px;
  	float: left;
  	margin-right: 30px;
  }
  .jieshao{
  	margin: 40px 0;
  	line-height: 1.5;
  }
  .js{
  	margin-top: 40px;
  }
  .ser{
  	background-color: #d5e6ff;
  	margin: 0 10px;
  	padding: 20px;
  	min-height: 260px;
  }
  .ser img{
  	width: 100px;
 
  }
  .ser h5{
  	margin-top: 10px;
  	font-size: 20px;
  	font-weight: bold;
  }
  .cmy{
 	margin:130px 0 60px 0;
  }
  .cmy h4{
  	margin-bottom: 20px;
  	font-size: clamp(1.625rem, 0.75rem + 2.92vw, 4.25rem);
  	font-weight: bold;
  	text-align: center;
  	color: #ffffff;
  }
  .fat{
  	margin: 80px 0 50px 0;
  }
   .fat h4{
  	text-align: center;
  	color:#ffffff;
  	font-size: clamp(1.625rem, 0.75rem + 2.92vw, 4.25rem);
  	font-weight: bold;
  }
 #fatfw img{
  	width: 100px;
  	text-align: center;
  }

  #fatfw{
  	margin: 1%;
  	padding: 0;
  	margin-top: 150px;
  }
  #fatfw h5{
  	color: #ffbd6b;
  	font-size: 26px;
  	text-align: center;
  }
  #fatfw p{
  	color: #ffffff;
  	font-size: 16px;
  	margin-top: 20px;
  	text-align: center;
  }
  .pho h4{
  	font-family: Times New Roman;
  	text-align: center;
  	color: #000;
  	font-size:clamp(1.625rem, 0.75rem + 2.92vw, 4.25rem);
  	margin: 70px 0 30px 0;
  	font-weight: bold;
  }
  .pho p{
  	text-align: center;
  	font-size: 18px;
  	color: #000;
  	margin-top: -20px;
  }
  .pho img{
  	width: 100%;
  }
  .photo{
  	background: #b29b73;
  	height: 1257px;
  }
  .itd h4{
  	text-align: center;
  	color:#b28650;
  	font-size: clamp(1.625rem, 1.083rem + 1.81vw, 3.25rem);
  }
  .itd p{
  	color: #ffffff;
  	font-size:clamp(1.125rem, 0.875rem + 0.83vw, 1.875rem);
  	margin: 0;
  }
  .ints h4{
  	margin: 80px 0 50px 0;
  	text-align: center;
  	font-size: clamp(1.625rem, 0.75rem + 2.92vw, 4.25rem);
  	font-weight: bold;
  }
  .intsP{
  	text-align: center;
  	background: #f2f2f2;
  	padding: 10px 0;
  	margin: 20px 0 70px 0;
  }
@media (max-width: 1179px) {
	#men_fuwu .sub_menu .sub_menu_list .category{
		height: 240px;
		width: 210px;
	}
	#men_fuwu .sub_menu .sub_menu_list .category li{
		width: 210px;
		height: 30px;
		line-height: 30px;
		font-size: 12px;
		background: url(../img/sj.png) no-repeat 190px center;
	}
	#men_fuwu .sub_menu .sub_menu_list .content{
		width:700px;
	}
	#men_fuwu .sub_menu .sub_menu_list .content .cont_list{
		width:700px;
	}
	#men_fuwu .sub_menu .sub_menu_list .content .cont_list a{
		width:200px;
		height:80px;
	}
	#men_fuwu .sub_menu .sub_menu_list .content .cont_list a .icon{
		width:50px;
		height: 50px;
	}
	#men_fuwu .sub_menu .sub_menu_list .content .cont_list a .info h3{
		font-size: 12px;
	}
	.navv .menu{
		margin-left: 0;
	}
	.navv .menu ul li .sub_menu{
		left: -400px;
	}
	
}
@media (max-width: 1650px) {
	.slogan {
	top: 30px;
	left: 50px;
}
.slogan_pb,.slogan_pc{
	margin-top: 20px;
	font-size: 16px;
}
.slogan_d{
	margin-top: 20px;
	margin-left:0;
}
.sech{
	margin-right: 300px;
}
}

@media (max-width: 1280px) {
.slogan_d{
	margin-top: -50px;
	margin-left:300px;
}
#mr50{
	margin-left: 50px;
}
}

@media (max-width: 892px) {
	.navv .menu{
			margin-left:50px;
	}
	.slogan {
	top: 50px;
	left: 50px;	
}
.slogan_pb,.slogan_pc{
	margin-top: 10px;
	font-size: 10px;
}
.slogan_d{
	margin-top: -50px;
	margin-left: 250px;
}
.slogan_a{
	
	padding: 10px 20px 10px 10px ;
	background:  url(../img/yjt.png) no-repeat 135px center;
	background-color: #ffffff;
	width: 160px;
}
.slogan_a:hover{
	background: url(../img/yjt_1.png) no-repeat 135px center;
	background-color:#ffd37a ;
	color: #ffffff;
}
#slogan_aa{
	padding: 20px;
	
background: url(../img/bfq.png) no-repeat 12px center;
background-size: 20px;
	background-color:#ffd37a ;
	border: 1px solid #ffd37a;
}
#slogan_aa:hover{
	background: url(../img/bfq_1.png) no-repeat 12px center;
	background-size: 20px;
	background-color:#ffffff ;
	
}
}
@media (max-width: 992px) {

	.navv .menu ul li .sub_menu{
		left: -230px;
	}
	#men_fuwu .sub_menu .sub_menu_list .category{
		height: 220px;
		width: 200px;
	}

	#men_fuwu .sub_menu .sub_menu_list .category li{
		width: 180px;
		height: 25px;
		line-height: 25px;
		font-size: 12px;
		text-indent:10px;
		background: url(../img/sj.png) no-repeat 170px center;
	}
	#men_fuwu .sub_menu .sub_menu_list .content{
		width:550px;
	}
	#men_fuwu .sub_menu .sub_menu_list .content .cont_list{
		width:550px;
	}
	#men_fuwu .sub_menu .sub_menu_list .content .cont_list a{
		width:180px;
		height:70px;
		margin:0;
	}
	#men_fuwu .sub_menu .sub_menu_list .content .cont_list a .icon{
		width:50px;
		height: 50px;
		
	}
	#men_fuwu .sub_menu .sub_menu_list .content .cont_list a .info{
		margin-left: 10px;
	}
	#men_fuwu .sub_menu .sub_menu_list .content .cont_list a .info h3{
		font-size: 10px;
		padding-top:0;
		padding-bottom: 20px;
	}
	#mr50{
		margin-left: 0;
	}
	.videosa {
		width: 150%;
	}
}
}

/*@media screen and (max-width: 850px){
	#men_fuwu .sub_menu .sub_menu_list .category{
		height: 180px;
		width: 180px;
	}
	.navv .menu ul li .sub_menu{
		left: -190px;
	}
	.navv .menu{
			margin-left:0;
	}
	.mr40{
		margin-right: 5px;
	}
	
}*/
@media (max-width: 900px) {
	.navv .menu ul{
			display: none;
	}
	.w1200{
		width:100%;
	}
	.navv .logo{
		display: none;
	}

	.navbar-toggle{
		display: block;
	}
	.navbar-nav{
		/*display: none;*/
	}
	#aiframe{
		top: 150px;
	}
}
@media (max-width: 760px) {
	.blog_t, .h44{
		margin: 0;
	}
	.about_u{
		margin-top: 50px;
	}
	.videos{
		width: 600px;
	}
	.videosa {
		width: 200%;
	}
	.w1920, .sech{
		display: none;
	}
	.probc{
		background: #ffffff;
	}
	#fatfw{
		margin-top: 0;
	}
	.fat{
		margin: 10px 0 5px 0;
	}
	.pho p{
		margin-top: 0;
	}
	.cmy{
		margin: 70px 0 30px 0;
	} 
	.photo {
		height: 857px;
	}
	.history h4{
		margin: 40px 0 30px 0;
	}
}