@charset "utf-8";
/* CSS Document */
*{margin:0;padding:0;border:none;outline:none;list-style:none;font-weight: normal;color:#555;font-family:"微软雅黑";font-size: 16px;line-height:28px;}
body{text-align:center;bakcground-color:#FFF;font-size:16px;}
article, aside, dialog, figure, footer, header, hgroup, menu, nav, dir, section {margin:0;padding:0;display:block;	}
a{text-decoration: none;}
.clear{clear: both;}
.nav_box{width:100%;}
.bg{background: linear-gradient(to bottom, #ffffff 0%,#F6F6F6 100%);opacity:1;}
.pd90{padding-bottom:90px;}
.pt30{padding-top:30px;}
.mt30{margin-top:30px;}
.mt60{margin-top:60px;}
.mt100{margin-top:100px;}
.mt200{margin-top:200px;}
.btn-more{background-color:#e37c6f;color:#FFF;width:120px;height:30px;line-height:30px;text-align:center;}
.btn-more a{color:#FFF;}
.btn-more a:hover{color:#333;}

.top-line{height:18px;background-color:#adb590;width:100%;margin-top:45px;}
.menu-nav{width:200px;float:left;height:100vh; background-color:#575e71;background:url(../images/menu_bg.jpg) no-repeat top left; position:fixed;}
.menu{margin-top:55px;}
.menu li{line-height:36px;margin-bottom:20px;}
.menu li:hover{background-color:#424755;}
.menu li a{color:#FFF;}
.cur-menu{background-color:#716657;}
.main-con{width:calc(100% - 200px);float:left;margin-left:200px;}

.nav-con{margin-left:70px;width:calc(90% - 100px);float:left;}
.top-nav{height:80px;width:100%;padding-top:33px;background:url(../images/top_bg.jpg) no-repeat left bottom;text-align:left; position:fixed;background-color:#FFF;}
.top-name{font-size:32px;color:#454545;font-weight:bolder;float:left;width:60%;padding-top:12px;}
.top-tel{width:28%;float:left;font-size:32px;color:#e67c6c; font-weight:bolder;display:flex;justify-content:center;align-items:center; padding-top:12px;}
.banner-img{margin-top:130px;}
.banner-img img{width:100%;}
/*********底部css**********/
.bottom-nav{border-top:1px solid #4b566a;padding:15px 0;text-align:left;}
.bottom-nav span{padding-left:30px;}

@media screen and (max-width:640px){
	.main-con{width:100%;margin-left:0;float:none;}
	.nav-con{margin-left:0;width:92%;padding-left:3%;padding-right:3%;float:none;}
	.top-line{display:none;}
	.top-nav{height:60px;padding-top:10px;background:none; position:static;overflow:hidden;}
	.top-name{width:100%;float:none;font-size:1.5em;text-align:center;}
	.top-tel{display:none;}
	.menu-nav{width:100%;height:36px; background-color:#575e71;background:none;background-color:#575e71;position:static;overflow:hidden;}
	.menu{margin-top:0;}
	.menu li{float:left;width:20%;margin-bottom:0;}
	.menu li a{font-size:0.9em;}
	.banner-img{margin-top:0px;}
	
	.bottom-nav span{display:block;padding-left:0;}

}