.divmainmenuham{display:block;position:fixed;top:50px;z-index:200;}
		.divmainmenuscrollham{display:block;max-height:459px;overflow-y:auto;overflow-x:hidden;}
		.divverticalbuttons{display:block;margin:0px;background-color: #666666;border: 1px solid #333333;}
		
		.menucellformatv{display:block;text-align:left;font-family:arial;font-weight:normal;cursor:pointer;margin:0px;padding:8px 0px 8px 10px;color:black;background-color:white;}					
		.menucellformatv1{display:block;text-align:left;font-family:arial;font-weight:normal;cursor:pointer;margin:0px;padding:8px 0px 8px 10px;color:black;background-color:#CFF0FE;}		
		.menucellformatt{display:block;color: #33CCFF;text-align:left;width:260px;font-size:105%;padding:7px 0px 7px 15px;font-family:Arial;
		border-top:1px solid #666666;border-bottom:1px solid #666666;margin:0px;background-color:#001D2B}

		.font_menu_ham{text-decoration:none;color:black;font-family: arial;font-size:105%;}

				
		.bodyformat{text-align:center;font-size:16px;font-family:arial;color:black;margin:0px 0px 0px 0px;background-color:white;}	
		.bodyformat1{text-align:center;font-size:16px;font-family:arial;color:black;margin:0px 0px 0px 0px;background-color: #F7F7F7;}		
		.picturemenubutton{border-width:0px;margin-bottom:0px;margin-top:15px;margin-left:12px;float:left;cursor:pointer;}
		.divmainmenuhamhide{display:none;}
				
		.divmainmenubuttonhide{display:none;} .divmainmenuhide{display:none;}
		.seperator5{height:5px;display:block;clear:both} .seperator20{height:20px;display:block;clear:both} .seperator30{height:30px;display:block;clear:both} .seperator40{height:40px;display:block;clear:both}.seperator50{height:50px;display:block;clear:both} .seperator60{height:60px;display:block;clear:both} .seperator80{height:80px;display:block;clear:both}
		.seperator70{height:70px;display:block;clear:both}.seperator100{height:100px;display:block;clear:both}.seperator35{height:35px;display:block;clear:both}.seperator10{height:10px;display:block;clear:both}
		.seperator15{height:15px;display:block;clear:both}.seperator120{height:120px;display:block;clear:both}.seperator400{height:400px;display:block;clear:both}
		.span_bluenodec{color:blue;text-decoration:none;}.picturehide{display:none;}.span_breadtext{color: #B0FFFF;text-decoration:none;font-family:"Trebuchet MS", Arial;}
		.span_whitenodec{color:white;text-decoration:none;}
		
		/*--bottom nav--*/
		.divitemsbottomnav{width:100%;text-align:center;background-color: #E8E8EC ;display:inline-block;padding-top:10px;padding-bottom:10px;}
		.divitembottomnav{margin:0px 15px 0px 15px;display:inline-block;vertical-align:top;}
		.fonthypernav{color: #4D4D4D;text-decoration:none}.fontbottomtext{color:black;text-align:center;margin: 6px 0px 6px 0px;font-size:80%;font-weight:600;}
		.fontparagraphnav{text-align:left;font-size:83%}
		
				
		/*----*/		
		.divitems{margin:auto;	max-width:1550px;}.divitem{max-width:373px;padding: 0px 0px 0px 0px;display:inline-block;margin:15px 5px 0px 5px;cursor:pointer;}
		.divinfopic{background-color: white;}.pictureservicesinfo{max-width:100%;height:auto;display:block;margin:auto;border:none;}
		.divinfotext{color:white;text-align:center;line-height:1.5;padding: 10px 5px 10px 10px;font-size:105%;margin:0px 0px 0px 0px;}
		.ul_format{padding-left:15px;}
				
		.div_pad{padding:80px 20px 80px 20px;}
		.div_class{max-width:600px;margin:auto;text-align:center;padding:0px;}

		/*class page*/
		.page_top_class{max-width:100%;margin:90px 0px 0px 0px;padding:0px 20px 0px 20px;border-bottom:1px solid #999999;}		
		.div_header_class{margin:auto;display:table;padding:80px 0px 80px 0px;}
		.div_header_text_cell_class{max-width:650px;display:table-cell; vertical-align:middle;padding:0px 20px 0px 0px;margin:auto;}
		.font_header_text_class{font-size:220%;font-family:"Trebuchet MS", arial;margin:0px;padding:0px; font-weight:600;text-align:left;color:black;}
		.font_header_text_class1{font-size:220%;font-family:"Trebuchet MS", arial;padding:0px;margin-bottom:40px;text-align:left;color:black;}
		.font_header_para_text_class{color:black;font-size:125%;margin:15px 0px 0px 0px;line-height:1.5;text-align:left;}
		.div_header_pic_class{max-width:402px;display:table-cell;margin:auto;padding:0px 25px 0px 25px;}
		.divinfopic_class{max-width:352px;margin:0px;box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);}
		.bookbuy{max-width:450px;vertical-align:top;text-align:center;margin:auto;}
		.bookinfo{text-align:left;margin:0px 0px 10px 0px;font-family:'Segoe UI', Tahoma, Geneva, Verdana, arial}
		.bookprice{margin:0px 0px 10px 0px;font-size:170%;font-family:'Segoe UI', Tahoma, Geneva, Verdana, arial;text-align:center;font-weight:bold;}
		.fontnote{color:black;line-height:1.5;margin:12px 0px 12px 0px;text-align:center;font-size:105%;}
		.cellbodyinfoleft{width:70px;vertical-align:Top;text-align:left;line-height:1.5;padding:4px;font-size:105%;}
		.cellbodyinforight{vertical-align:Top;text-align:left;line-height:1.5;padding:4px;font-size:105%;}
		.manual_type_lb{color:#99CCFF;}
		.manual_type_lg{color: #DBF7F7;}


		/*top block info*/
		.font_header_text{font-size:220%;font-family:"Trebuchet MS", arial;font-weight:600;text-align:left;color:black;}
		.font_header_para_text{font-size:125%;margin:15px 0px 0px 0px;line-height:1.5;text-align:left;padding:0px 20px 0px 0px;}
		.div_header_black{margin:auto;display:table;padding:70px 0px 70px 0px;}
		.div_header_text_cell{max-width:650px;display:table-cell; vertical-align:middle;padding:0px 20px 0px 20px;margin:auto;}
		.div_header_pic{max-width:1014px;display:table-cell;margin:auto;padding: 0px 20px 0px 70px;}				
		.pic_main{max-width:100%;height:auto;margin:auto;display:block;}
		.intro_light_blue{font-size:110%;color: #20C8FF;}
		.intro_blue{font-size:110%;color: #000099;}
		
				
		/*page blocks*/
		.table_disc{max-width:1450px;width:100%;display:table;margin:auto;}
		.table_disc_mil{max-width:1300px;width:100%;display:table;margin:auto;}
		.table_disc2{max-width:1600px;width:100%;display:table;margin:auto;}
		.text_cell{display:table-cell;vertical-align:middle;max-width:750px;text-align:left;}
		.text_cell_mil{display:table-cell;vertical-align:top;max-width:600px;text-align:left;}
		.text_cell_wrap_L{padding:0px 0px 0px 50px;max-width:700px;}
		.text_cell_wrap_R{padding:0px 50px 0px 0px;max-width:700px;}
		.picturefloatcenter_r{border-width:0px;margin:0px;max-width:100%;height:auto;box-shadow: 0px 0px 8px 2px #C0C0C0;border-radius:10px;}
		.picturefloatcenter_r_ns{border-width:0px;margin:0px;max-width:100%;height:auto;border-radius:10px;}
		.picturefloatcenter_a{border-width:0px;margin:0px;max-width:100%;height:auto;border-radius:20px;}	
		.pic_cell{display:table-cell;padding:0px;max-width:900px;min-width:650px;vertical-align:middle;}
		.pic_cell_mil{display:table-cell;padding:0px;max-width:700px;vertical-align:top;}
		.pic_cell_inner{margin:0px;padding:10px 0px 0px 0px;}
		.fontclassbullet{color:black;text-align:left;margin-bottom:12px;font-size:105%;line-height:1.6;}

	
		.font_italics{color:#000099;text-align:left;font-family:'Times New Roman', serif;font-size:160%;font-style:italic;line-height:1.2;margin:0px;padding:0px;}							
		.fontparleftnbm{color:black;text-align:left;line-height:1.4;font-size:105%;margin-bottom:0px;}
		.fontabout{font-size:120%;font-family:'Trebuchet MS',arial;}
		.divbox{padding:10px 0px 10px 0px;border-top:1px solid black;border-bottom:1px solid black;margin:10px auto 20px auto;}
		.fontparleftnbm{color:black;text-align:left;line-height:1.4;margin-bottom:0px;}
		
		/*about blocks*/
		.table_icon{max-width:1000px;width:100%;display:table;margin:auto;}
		.table_icon_class{max-width:1490px;width:100%;display:table;margin:auto;}
		.pic_cell_icon_class{display:table-cell;vertical-align:middle;max-width:740px;text-align:center;border-radius:20px;}
		.pic_cell_icon_inner{margin:auto;padding:0px 0px 0px 0px}
		.picicon{max-width:100%;height:auto;margin:auto;border:0px;padding:0px}
		.picicon_rs{max-width:100%;height:auto;margin:auto;border:0px;padding:0px;box-shadow: 0px 0px 8px 2px #C0C0C0;border-radius:20px;}
		.picicon_s{max-width:100%;height:auto;margin:auto;border:0px;padding:0px;box-shadow: 0px 0px 8px 2px #C0C0C0;}
		.text_cell_icon{display:table-cell;vertical-align:middle;max-width:700px;text-align:left;}
		.text_cell_icon_class{display:table-cell;vertical-align:middle;max-width:750px;text-align:left;}
		.text_cell_icon_inner_L{padding:0px 0px 0px 40px;}
		.text_cell_icon_inner_R{padding:0px 40px 0px 0px;}
									
		/*class table*/
		.divmasterpics_class{max-width:1800px;margin:auto;text-align:center;padding:0px 10px 0px 10px;}
		.divmasterpics{max-width:1800px;margin:auto;text-align:center;padding:0px 10px 0px 10px;}
		.divbigscroll{overflow:auto;margin-bottom:5px;text-align:center;scrollbar-color: RGB(26,148,255) #F2F2F2;}
		.divbigscroll::-webkit-scrollbar {width:.5em;}.divbigscroll::-webkit-scrollbar-track {background-color:  #F2F2F2;}.divbigscroll::-webkit-scrollbar-thumb {background-color:  blue;}	
		.divpicminscroll{min-width:1600px;}
		.table_class_pic{margin:0px auto 10px auto;border-spacing:15px;}
		.class_cell{cursor:pointer;padding:15px;background-color: #CAD8DF;background:linear-gradient(#82B4E2 , #C6DDF2 ,white);border-radius:20px;}
		.class_cell_eng{cursor:pointer;padding:15px;background-color:#CED2EA;background:linear-gradient(#18205F,  #7480C0 ,white);border-radius:20px;}
		.class_cell_book{max-width:385px;box-shadow: 0px 0px 8px 2px #C0C0C0;}
		.class_cell_pic{border:1px solid #C0C0C0;display:block;border-radius:20px;}
		.class_cell_date{color:black;padding:0px;margin:20px 0px 10px 0px;}
		.class_cell_date_en{color:black;padding:0px;margin:20px 0px 10px 0px;}
		.class_cell_write{font-size:130%;color:black;margin:0px}
		.class_cell_write_en{font-size:130%;color:black;;margin:0px}
			
		/*slide display*/
		.slide_display_none{display:none;scroll-margin-top:160px;}
		.slide_display{display:block; scroll-margin-top:160px;}
		.font_h2_slide{max-width:1225px;font-size:220%;font-weight:bold;font-family:"Trebuchet MS", arial;text-align:center;margin-top:0px;margin-left:auto;margin-right:auto;margin-bottom:20px;color: black}
		.control_panel{max-width:1200px;margin:auto;color:white;background-color:black;padding:0px;}
		.divpicmin{min-width:700px;}.div_pic_info_pad{padding: 20px 5px 0px 5px;}
		.picturefloatcenternm{border-width:0px;max-width:100%;height:auto;margin:auto;padding:0px;border-radius:10px 10px 0px 0px;display:block;}
		.fontparaleft115None{display:none;}
		.fontparaleft115block{color:white;text-align:left;line-height:1.7;padding:10px;font-size:115%;margin:0px auto 0px auto;max-width:1180px;
		background-color: #C6ECFF;background:linear-gradient(to bottom right,  #333333 ,black)}
		.divmasterpicsslide{max-width:1200px;margin:auto auto auto auto;text-align:center;padding:0px 10px 0px 10px;border-top:1px grey solid;}
		.table_class_pic_slide{margin:0px auto 10px auto;border-spacing:10px;}
		.class_cell_slide{background-color:white;border:1px solid #666666;cursor:pointer;}
		.next_last{border:none;margin:0px;cursor:pointer;display:block;vertical-align:middle;}

		.divmainmenu{width:100%;text-align:left;clear:both;display:block;position:fixed;left:0;top:0px;z-index:5000;background-color: #FFFFFF;box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);}
		.divmainmenubutton{width:100%;text-align:center;clear:both;position:fixed;top:0;z-index:100;padding:0px 0px 0px 0px;background-color:white;border-bottom:3px solid black;}
		.divclassmenu{text-align:center;padding: 0px 16px 0px 0px;vertical-align:middle;color:black;}
		.divclassmenupic{text-align:center;padding: 0px 25px 0px 0px;vertical-align:middle;}
		.span_aquanodec{text-decoration:none;color: #00CCFF ;}
		.font_menu{text-decoration:none;color:black;font-family: arial;font-size:95%;}
			
		.fontparaleft130blocknl{color:black;text-align:left;line-height:1.7;font-size:105%;}
		.font_h2{font-family:"Trebuchet MS", Arial;font-size:200%;text-align:center;color:black; margin:auto;}
		.font_h2_left{font-family:"Trebuchet MS", arial;text-align:left;font-size:200%;margin-top:0px;}	
		
				
		.business_button{width:150px;background:linear-gradient(to bottom right,#215B8F,black, #3399FF);background-color:#809FB3;	
		cursor:pointer;border-radius:25px 25px 25px 25px;color:white;padding:10px 0px 10px 0px;
		margin:20px auto 20px auto;text-align:center; vertical-align:bottom;}
		
		.engsci_button{width:150px;background:linear-gradient(to bottom right,#6600CC,black,#007CF9);background-color:#007CF9;	
		cursor:pointer;border-radius:25px 25px 25px 25px;color:white;padding:10px 0px 10px 0px;
		margin:20px auto 20px auto;text-align:center; vertical-align:bottom;}

		.class_type{color:black;text-align:left;font-size:105%;}
		.page_top{max-width:100%;margin:70px 0px 0px 0px;padding:0px 20px 0px 20px;border-bottom:1px solid #999999;}
		
		.font_hdr_bottom_nav{text-align:left;margin-top:25px;margin-bottom:15px;color: #333333;font-size:85%; font-weight:600;}				
		.bottom_space{width:100%;height:40px;background-color:#FFFFFF;}
				
		.fontabout{font-size:120%;font-family:'Trebuchet MS',arial;}
		.hrshadow{ background-color:black;margin:30px 0px 30px 0px;}
		
		.block_space{width:100%;height:10px;background-color:#FFFFFF;}
					
		/*privacy, contact us, newsletter*/
		.font_h2_1{max-width:1425px;font-size:160%;font-weight:bold;font-family:"Trebuchet MS", arial;text-align:left;margin:auto;color: black}
		.div_pad_text{padding:40px 20px 40px 20px;}
		.font_form_info{margin:5px 0px 5px 0px;font-size:150%;}
		.div_paragraph{margin:auto;max-width:1200px}
		.div_paragraph_1{margin:auto;max-width:800px}
		.fontparleftm{color:black;text-align:left;line-height:1.4;font-size:110%;}
		.table_form{width:100%;max-width:1000px;margin:0px auto 0px auto;}
		.font_form_paragraph{color:black;text-align:left;line-height:1.5;font-size:110%;margin:15px auto 15px auto;max-width:600px;}
		.font_form_title{font-size:130%;font-weight:bold;color: black;text-align:center;}
		.formstable{margin:auto;}
		.cellbodyrightform{vertical-align:Top;text-align:left;line-height:1.5;padding:6px 0px 6px 0px;}
		.cellbodyleftform{vertical-align:middle;text-align:right;line-height:1.5;padding:6px 0px 6px 0px;font-size:110%;}
		.info_text_box{height:30px;vertical-align:middle;font-size:110%;font-family:arial;width:200px;border-bottom:1px solid  #808080;border-top:none; border-left:none;border-right:none;text-align:left;background-color: #E1F3FF;}
		.request_text_box{max-width:600px;max-height:300px;height:300px;width:100%;vertical-align:top;font-size:110%;font-family:arial;border:1px solid #808080;background-color: #E1F3FF;}
		.ext_text_box{height:30px;vertical-align:middle;font-size:110%;font-family:arial;width:50px;border-bottom:1px solid #808080;border-top:none; border-left:none;border-right:none;text-align:left;background-color: #E1F3FF;}
		.font_h3{font-family: arial;font-size:120%;text-align:left;}
		.font_h2_c{max-width:1425px;font-size:130%;font-weight:bold;font-family:"Trebuchet MS", arial;text-align:center;margin:auto;color: black}
		.contactus{width:180px;	cursor:pointer;border-radius:25px 25px 25px 25px;color:white;padding:10px 0px 10px 0px;margin:30px 0px 30px 0px;text-align:center;font-size:110%; }
		
		.divouttercenterblock{width:100%;text-align:left;}
		.divinnertop{display:inline-block;vertical-align:top;text-align:left;margin:auto;max-width:400px;width:100%;}
		.divmaster{margin:auto;max-width:1220px;width:100%;}
		.divmaster1{margin:auto;max-width:800px;width:100%;}
		.picturefloatcenter{border-width:none;margin:30px auto 30px auto;max-width:100%;height:auto;display:block;box-shadow: 0px 0px 8px 2px #C0C0C0;border-radius:10px;}
		.downloadtable{border-spacing:10px;margin:auto;}
		.info_text_box{height:30px;vertical-align:middle;font-size:110%;font-family:arial;width:200px;border-bottom:1px solid  #808080; border-top:none; border-left:none;border-right:none;text-align:left;background-color:#E1F3FF;}
		.cellbodyleftform{vertical-align:middle;text-align:right;line-height:1.5;padding:6px 0px 6px 0px;font-size:110%;}
		.picicon_r{max-width:100%;height:auto;margin:0px;border-width:0px;padding:0px;border-radius:20px;}
		.text_seperator{height:120px;display:block;clear:both}
		.buy{width:120px;color:white;margin:auto;padding:10px;text-align: center;cursor: pointer;border:1px solid  #999999;background-color:black;}
		
		@media only screen and (max-width: 1500px) {
		
		.div_header_black{margin:auto;display:table;padding:40px 0px 40px 0px;}
		.div_header_class{margin:auto;display:table;padding:40px 0px 40px 0px;}
		.div_header_text_cell{display:table-footer-group; vertical-align:middle;margin:auto;}
		.div_header_text_cell_class{display:table-footer-group; vertical-align:middle;margin:auto;}
		.font_header_text{font-size:220%;font-family:"Trebuchet MS", arial;margin:30px 0px 0px 0px;padding:0px; font-weight:600;text-align:left;color:black;}
		.font_header_text_class{font-size:220%;font-family:"Trebuchet MS", arial;margin:30px 0px 0px 0px;padding:0px; font-weight:600;text-align:left;color:black;}
		.font_header_para_text{color:black;font-size:110%;margin:20px auto auto auto;line-height:1.5;text-align:left;max-width:900px;}
		.font_header_para_text_class{color:black;font-size:110%;margin:20px auto auto auto;line-height:1.5;text-align:left;max-width:900px;}
		.div_header_pic{margin:auto;display:table-row-group;vertical-align:middle;padding:0px;}
		.div_header_pic_class{margin:auto;display:table-row-group;vertical-align:middle;padding:0px;}
		.divinfopic_class{max-width:352px;margin:auto;box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);}
		
		.table_icon_class{display:table;margin:auto;padding:0px;border-spacing:0px;}		
		.text_cell_icon_class{display:table-footer-group;text-align:center;}
		.text_cell_icon_inner_L{padding:0px;max-width:700px;margin:auto auto auto auto;text-align:center;}
						
		.pic_cell_mil{display:table-row;margin:auto;vertical-align:top;}
		.pic_cell_icon_class{display:table-row;margin:auto;vertical-align:top;background-color:transparent !important;}
	
		.table_disc{display:table;margin:auto;padding:0px;border-spacing:0px;}
		.table_disc_mil{display:table;margin:auto;padding:0px;border-spacing:0px;}
		.text_cell{display:table-footer-group;text-align:center;}
		.pic_cell{display:table-row;margin:auto;vertical-align:top;}
		
		.text_cell_mil{display:table-footer-group;text-align:center;}
		.text_cell_wrap_L{padding:0px;max-width:900px;margin:40px auto auto auto;}
		.text_cell_wrap_R{padding:0px;max-width:900px;margin:40px auto auto auto;}
		.text_cell_icon_inner_R{padding:0px;max-width:900px;margin:40px auto auto auto;}
		.text_cell_icon_inner_L{padding:0px;max-width:900px;margin:40px auto auto auto;}
		.fontparleftnbm{color:black;text-align:left;line-height:1.4;margin-bottom:30px;}	
		
		}
		
		@media only screen and (max-width:1100px) {
		.page_top{max-width:100%;margin:40px 0px 0px 0px;padding:0px 20px 0px 20px;border-bottom:1px solid #999999;}
		.page_top_class{max-width:100%;margin:50px 0px 0px 0px;padding:0px 20px 0px 20px;border-bottom:1px solid #999999;}
		.text_seperator{height:60px;display:block;clear:both}
		}

		@media only screen and (max-width: 900px) {
		.div_pad{padding:60px 20px 60px 20px;}	
		.font_h2_left{font-family:"Trebuchet MS", arial;text-align:left;font-size:160%;}
		.font_h2{font-family:"Trebuchet MS", arial;font-size:160%;text-align:center;color:black;}
		.font_header_text{font-size:160%;font-family:"Trebuchet MS", arial;margin:30px 0px 0px 0px;padding:0px;font-weight:normal;text-align:left;color:black;}
		.font_header_text_class{font-size:160%;font-family:"Trebuchet MS", arial;margin:30px 0px 0px 0px;padding:0px;text-align:left;color:black;}
		.fontabout{font-size:110%;font-family:'Trebuchet MS',arial;}
		.fontclassbullet{color:black;text-align:left;margin-top:10px;margin-bottom:10px;font-size:105%;line-height:1.4;}
		.font_advert_title{font-size:130%;color:black;line-height:1.5;text-align:center;padding:10px;margin:0px;font-family:Trebuchet MS, arial;}
		.font_advert_text{font-size:105%;color:black;line-height:1.5;text-align:left;padding:0px 10px 10px 10px;margin:0px;font-family:Trebuchet MS, arial;}	
		.contactus{width:180px;	cursor:pointer;border-radius:25px 25px 25px 25px;color:white;padding:10px 0px 10px 0px;margin:30px 0px 30px 0px;text-align:center;font-size:100%; }
		.fontnote{color:black;line-height:1.5;margin:12px 0px 12px 0px;text-align:center;font-size:100%;}
		.font_header_text_class1{font-size:180%;font-family:"Trebuchet MS", arial;padding:0px;margin-bottom:40px;font-weight:600;text-align:left;color:black;}
		.font_h2_1{max-width:1425px;font-size:130%;font-weight:bold;font-family:"Trebuchet MS", arial;text-align:left;margin:auto;color: black}
		}