@charset "utf-8";
@media (max-width: 1680px){
	.top{ height: 72px;}
	.top_wrap{ width:1192px; margin: 0 auto;}
	.logo{ background-position: left 7px; background-size: 100%; width: 205px; height:72px;}
	.nav{ margin-left: 178px;}
	.nav li{ line-height: 72px; width: 103px;}
	.nav li a{ font-size: 16px; color: #2c4951;}
	.tel{ padding-left: 30px; background-size: 23px; margin-top: 21px;}
	.tel p{ font-size: 12px; line-height: 16px;}
	.tel h1{ font-size: 14px; line-height: 15px;}
	
	.aobutus_txt{ height: 400px; overflow-y: auto; padding-right: 30px;}
}

@media (max-width: 1600px){
	
}

@media (max-width: 1440px){
	
}

@media (max-width: 1366px){
	
}