*{
    margin:0;
    padding:0;
}


li {
    list-style: none;
}

a {
    text-decoration: none;
}

#header {
	position:absolute;
	z-index:-1;
	z-index: 1030;
    background-color: #fff;
    width: 100%;
    height: 50px;
	color:#000;
	box-shadow:0px 0px 10px 3px #d8d9da;

}


#header .menu {
	position:relative;
    display: flex;				
    line-height: 50px;			
    max-width: 600px;			
    padding: 0 20px;		
}


#header .menu li{
     height: 100%;		
	 
 }
 

 
#header .menu a:hover{
	color:#2c8bff;
}


#header li:hover {
    transition: 0.5s;		
}
#header .menu .product-trangle{ 
	position: relative;	
	top:-6px;
	left: 425px;
	width: 0;
	height: 0;
	border-style: solid;
	border-width: 7px;
	border-color: #fff #fff transparent transparent;
	transform: rotate(315deg);
	box-shadow: 2px -2px 2px #d8d9da;	
}

#header .menu li a {
    font:  normal 16px Source Sans Pro;
    color: #000;				
    padding: 14px 15px;
}

#header .menu .product-subfunction{
    display: none;				
    position: absolute;	
	z-index: 1030;
	left:-300px;
	top:50px;
	height: 380px;	
	width: 900px;	
	line-height:2.8;
    background: #fff;
    border-radius: 5px;			
	box-shadow:0px 0px 10px 1px #d8d9da;
}

#header .menu .product-subfunction li{
    padding: 0 0.5em;

}
.list-title{
	font-size:18px;
	font-weight:bold;
	margin-left:22px;
	
}
.list-a{

	float:left;
	margin-top:10px;
	margin-left:45px;
	text-align:left;
}
.list-b{

		float:left;
	margin-top:10px;
	margin-left:80px;
}
.list-c{

   	float:left;
   margin-top:10px;
   margin-left:80px;
  
}

#header .menu .product:hover .product-subfunction{
    display: block;
}

#header .menu .download-subfunction{
    display: none;				
    position: absolute;	
	z-index: 1030;
	left:-280px;
	top:50px;
	height: 380px;	
	width: 900px;	
	line-height:2.8;
    background: #fff;
    border-radius: 5px;			
	box-shadow:0px 0px 10px 1px #d8d9da;	
}
#header .menu .download-trangle{
	position: relative;	
	top:-6px;
	left: 500px;
	width: 0;
	height: 0;
	border-style: solid;
	border-width: 7px;
	border-color: #fff #fff transparent transparent;
	transform: rotate(315deg);
	box-shadow: 2px -2px 2px #d8d9da;	
	
}

#header .menu .download-subfunction li{
    padding: 0 0.5em;
}

#header .menu .download:hover .download-subfunction{
    display: block;
}

.navlogo{
	margin-top:10px;

}

.navmenu{
	display:inline-block;
	float:right;
}