header{
	height: 60px;
	width: 100%;
	background: rgb(250,250,250);
}
.logo{
	float: left;
	padding: 10px 70px;
}
header .head_main_func ul{
   display: flex;
   list-style: outside none none;
   margin-left: 10px;
   float: left;
}
header .head_main_func ul li{
	display: inline-block;
	vertical-align: baseline;
	margin: 0px 15px;
}
header .head_main_func ul li a{
	font-size: 19px;
	font-weight: normal;
	line-height: 20px;
	color: #000;
	text-decoration: none;
	white-space: nowrap;
}
.sign_log{
	vertical-align: middle;
	float: right;
	margin-top: 10px;
	background: rgb(130,130,130);
	z-index: 9;
	margin-right: 40px;
	width: 130px;
}
.sign_log ul{
	list-style: outside none none;
	padding: 0px;
	z-index: 999999;
}
.sign_log ul li{
	display: inline-block;
}
.sign_log ul li a{
	font-size: 14px;
	font-weight: bold;
	padding-right: 15px;
	text-decoration: none;
}
@media (max-width: 569px){
	.head_main_func{
		float: left;
		display: none;
		/*background: rgb(180,180,180);*/
		max-width: 320px;
		overflow: hidden;
	}
	.logo{
		padding-left: 100px;
		padding-right: 50px;
	}
	header .head_main_func ul{
		display: inline-block;
		margin-left: 0px;
	}
	header .head_main_func ul li{
		width: 200px;
		display: block;
		line-height: 30px;
		border-bottom: 1px solid #f5f5f5;
	}
	.menu_img{
		padding-top: 16px;
	}
}
@media (min-width: 570px) AND (max-width: 799px){
	.head_main_func{
		float: left;
		display: block;
		/*background: rgb(220,220,220);*/
		width: 550px;
		height: 60px;
		overflow: hidden;
	}
	.menu_img{
		display: none;
	}
	.logo{
		padding-right: 10px;
	}
}
@media (min-width: 800px){
	.head_main_func{
		float: left;
		display: block;
		width: 550px;
		/*background: rgb(220,220,220);*/
	}
	.menu_img{
		display: none;
	}
}