body {
    margin: 0; padding:0;
}

.clearfix {
    clear: both;
}
.current_page {
    background-color: black;
}

.current_page a {
    color: #f8004a;
}

#menu_button_wrapper{
    display: none;
}

.hidden {
    display: none;
}
.hongse{ color:#f8004a;}
.aindex{color:#f8004a;}




@media screen and (max-width: 3840px) and (min-width: 1921px){ /*当屏幕尺寸小于1024px时，应用下面的CSS样式*/

nav { width:100%; background-color:#fbfbfb; height:82px; z-index: 999999999; position: fixed;top: 0;}
.box{width:70%;margin: 0 auto;z-index: 999999999}
.nav_left{ width:20%; float:left; padding:15px 0 8px 0;text-align:left; z-index:997}
.nav_left img{width:100; height:auto;}
.nav_right{ width:80%; float:left;text-align: right;}

nav ul {
    width: 100%;
    margin: 0 auto;
    list-style-type: none;
}

nav ul li {
	display: inline-block;
	height: 35px;

}

nav ul li a {
    color: #808080;
    font-weight: bold;
    text-decoration: none;
    display: inline-block;
    padding: 30px 0 20px 50px;
    box-sizing: border-box;
	font-size:1.2em;
	font-weight: 100;
}

nav ul li a:hover {
    color: #f8004a;
	font-size:1.2em;
	font-weight: 100;
}


}

@media screen and (max-width: 1920px) and (min-width: 1441px){ /*当屏幕尺寸小于1024px时，应用下面的CSS样式*/

nav { width:100%; background-color:#fbfbfb; height:82px; z-index: 999999999; position: fixed;top: 0;}
.box{width: 70%; margin: 0 auto; background-color:#666;  z-index: 999999999;}
.nav_left{ width:20%; float:left; padding:15px 0 8px 0; text-align:left; z-index:997}
.nav_left img{width:100; height:auto;}
.nav_right{ width:80%; float:right; text-align:right;  margin:0;}

nav ul {
    width: 100%;
    margin: 0 auto;
    list-style-type: none;
}

nav ul li {
	display: inline-block;
	height: 35px;

}

nav ul li a {
    color: #808080;
    font-weight: bold;
    text-decoration: none;
    display: inline-block;
    padding: 30px 0 20px 45px;
    box-sizing: border-box;
	font-size:1.2em;
	font-weight: 100;
}

nav ul li a:hover {
    color: #f8004a;
	font-size:1.2em;
	font-weight: 100;
}


}



@media screen and (max-width: 1440px) and (min-width: 1025px){ /*当屏幕尺寸小于1024px时，应用下面的CSS样式*/

nav { width:100%; background-color:#fbfbfb; height:82px; z-index: 999999999; position: fixed;top: 0;}
.box{width: 90%;margin: 0 auto;z-index: 999999999}
.nav_left{ width:20%; float:left; padding:15px 0 8px 0;text-align:left; z-index:997}
.nav_left img{ width:100; height:auto;}
.nav_right{ width:80%; float:left;text-align: right;}

nav ul {
    width: 100%;
    margin: 0 auto;
    list-style-type: none;
}

nav ul li {
	display: inline-block;
	height: 35px;

}

nav ul li a {
    color: #808080;
    font-weight: bold;
    text-decoration: none;
    display: inline-block;
    padding: 30px 0 20px 50px;
    box-sizing: border-box;
	font-size:1.2em;
	font-weight: 300;
}

nav ul li a:hover {
    color: #f8004a;
	font-size:1.2em;
	font-weight: 300;
}
.yc{display:none;}

}



@media screen and (max-width: 1024px) and (min-width: 0px){ /*当屏幕尺寸小于1024px时，应用下面的CSS样式*/

#menu_button_wrapper{
		float:right;
        display: block;
		padding:10px 5% 10px 0;
    }
#menu_button{
	box-sizing: border-box;
	float: right;
	width: 30px;
	height: 30px;
	background-image: url(../img/bj2.png);
	background-repeat: no-repeat;
	background-position: center center;
    }
    

#menu_button:hover {
	cursor: pointer;
	width: 30px;
	height: 30px;
	background-image: url(../img/bj.png);
	background-repeat: no-repeat;
	background-position: center center;		
    }
#hamburger {
        float: right;
        padding-top: 0;
    }
    
#menu_button span{
        display: block;
		width: 30px;
	    height: 30px;
    }
nav { width:100%; background-color:#fff; height:68px;z-index: 999999999;position: fixed;top: 0;}
.box{width:100%;margin: 0 auto; background-color:#FFF; padding:10px 0 0 0;z-index: 999999999}
.nav_left{ width:80%; float:left;text-align: left; z-index:997;}
.nav_left img{ width:230px; height:48px; padding:0 0 0 6%;}

.nav_right{ width:100%; float:left;text-align: right;}

nav ul {
        width: 100%;
        box-sizing: border-box;
		background-color:#808080;
		margin:6px 0 0 0;/*---离导航距离---*/
		border-radius:0px;/*---圆角---*/
    }

nav ul li {
	width:100%;
	border-bottom-width: 1px;
	border-bottom-style: double;
	border-bottom-color: #fff;
	text-align: left;
	text-decoration: none;
	
    }
    
nav ul li a {
	width:100%;
	display: block;/*---整个块成按钮---*/
	color: #FFF;
	letter-spacing: 5px;
	text-decoration: none;
	font-size:1.2em;
	height:43px;
	padding:13px 0 0 20px;
    }
.yc{display:none;}

}