@media only screen and (min-width: 970px){
	#main_scroll{width: 100%;height: 100vh;}
	.pg_show_mobi{display: none;}
	.pg_hide_mobi{display: block;}
}
@media only screen and (max-width: 970px){
	.list_nav_top{top: 60px;}
	.header_form_search{display: none;}
	.logo_top{left: 10px;height: 70px;width: 70px;}
	.pg_main_banner img{height: 100% !important;width: auto !important;}
	.pg_show_mobi{display: block;}
	.pg_hide_mobi{display: none;}
}
@media only screen and (max-width: 640px){
	.pg_show_mobi{display: block;}
	.pg_hide_mobi{display: none;}
	.pg_detail img{max-width: 100% !important; height: auto !important;}
	.pg_main_banner img{height: 100% !important;}
	.logo_top{
	    height: 50px;
	    width: 50px;
	    top: 10px;
	    left: 10px;
	}
	.hotline_top{margin-top: 0px;margin-right: 0;display: block;width: 100%;height: 40px;text-align: center;line-height: 40px;}
	.pg_main{margin-top: 100px;}
	.pg_home_service h2{font-size: 24px;}
	.pg_home_project h5{font-size: 20px;}
	ul.list_catalog li{width: 100%;clear: both;}
}