.header .nav{
	height: 70px;
	line-height: 50px;
	font-size: 18px;
    margin-top: -30px;
	z-index: 111;
	margin: 0 auto;
}
.header .nav li{
	float: left;
	width: 12.5%;
	height: 50px;
	line-height: 50px;
	text-align: center;
}
.header .nav li a{
	color: #fff;
}
.header .nav li a img{
	width:30px;height:30px;
}

.header .nav li .second-nav{
	width: 162px;
	display: none;
	position: relative;
}
.header .nav li .second-nav li{
	position: relative;
	width: 100%;
	height: 40px;
	line-height: 40px;
	background: #0478d6;
		z-index:10;
    
}
.header .nav li .second-nav li:hover{
		background: #034e8b;  
}
.header .nav li  :hover{
	background-color:#034e8b;
	/*border-bottom:1px solid #ffffff;*/

}

.header .nav li .second-nav li .third-nav{
	/*position: absolute;*/
	width: 260px;
	height: 200px;
	display: none;
	margin-left: 100%;
	margin-top: -40px;
	
}


div.search {padding: 110px 0;
           float: right;
           padding-top: 50px;}
form {
  position: relative;
  width: 300px;
  
  
}

.d1 input {
  width: 100%;
  height: 42px;
  padding-left: 10px;
  
  border-radius: 5px;
  outline: none;
  background: #FFFFFF;
  
}
.d1 button {
  position: absolute; 
  top: 0;
  right: 0px;
  width: 42px;
  height: 42px;
  border: none;
  background-color: #0478d6;
  border-radius: 0 5px 5px 0;
  cursor: pointer;
  background-image: url(sousuo.png);
  background-repeat: no-repeat;
  background-size: 30px;
  background-position: center;
}