input{
outline:none;
border:none;

}
*{
margin:0px;
padding:0px;
}


ul,li{
    
	list-style:none;
	margin:0px;
	padding:0px;
	
	
	
	
}


a{
	text-decoration:none;
	outline:none;
	color:#000000;
	cursor:pointer;
}

img{
	border:none;
	max-width:100%;
	display:block;
}













.jingshi{

	max-width:100%;
     height:44px;
	background-color:#1c1b1b;
	
}
.jingshi p{

    width:100%;
	text-align:center;
	line-height:44px;
	font-size:1em;
	font-family	:"微软雅黑";
	color:white;
	
}

.clear1{
	
	
	float:top;
	
	
	
	
	
	
}


.daohan{
position: relative;
	max-width:100%;
    height:100px;
	background-color:#000000;
	

	
}

.logogeekboost{
    position:absolute;
	max-width:100%;
    max-height:100px;
	background-color:#000000;
	left:5%;

   
	
}

.daohan ul  {
	position:absolute;
	overflow: visible; /* 避免裁剪伪元素 */
	max-width:1100px;
	width:58%;
	 height:100px;
	 display: flex;
   justify-content: space-between;
   align-items: center;
   left:30%;
   
}





.daohan ul li {
	
	
	 height:100px;
	 float:left;
}





.daohan ul li a{
    display:inline-block;
	height:100px;
  
	 position: relative;
	line-height:100px;
	font-size:1em;
	font-family	:"微软雅黑";
	color:white;
	
}

.daohan ul li a::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 25px;
    background-color: #00d8ff;
    height: 2px;
    width: 0%;
    transition: all 0.4s ease;
    transform: translateX(-50%);
    display: block;
	
}

.daohan ul li a:hover::after {
    width: 100%;
}





.daohan ul li font{
    display:inline-block;
	height:100px;
  
	 position: relative;
	line-height:100px;
	font-size:1em;
	font-family	:"微软雅黑";
	color:white;
	
}

.daohan ul li font::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 25px;
    background-color: #00d8ff;
    height: 2px;
    width: 0%;
    transition: all 0.4s ease;
    transform: translateX(-50%);
    display: block;
	
}

.daohan ul li font:hover::after {
    width: 100%;
}





 /* 产品中心菜单 */
 
 
 .popup-div {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 300px;
			height:460px;
            /* padding: 20px; */
            background-color:rgba(0, 0, 0, 1);
          /*  border: 2px solid red;*/
          border-radius: 0 0 10px 10px;
			
            color: white;
           /*  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);*/
            z-index: 10050;
        }
 
  /* 确保li是定位的基准 */
 #second-li {
        position: relative;
    }


.popup-div a:hover::after{
	
	 content: none;
	
	
}





.popup-div a{
	height:100% !important;
	 line-height:100% !important;
	
}

.daohanweizi2{
    
	font-size:1em;
	font-family	:"微软雅黑";
    color:white;
	
	
}

.daohanweizi2:hover{
    
	color:red;
}

.cprj{

	display:block;
	height:230px;
	text-align:center;
	
}



#cpdatu {
	display:block;
	width:300px !important;
	height:180px !important;
	
	
	
}








/*.daohan ul li a:hover{
	
	 
	
	background-image:url('../images/contactus_4.png');
	
	
	
	
}*/




.bottom img{
    
width:100%;
height:100%;

   position: relative;
	
     z-index:9999 !important;
	
}