.banner {
	width: 100%;
	position: relative;
}

.banner img {
	display: block;
	width: 100%;
}


.menu {
	position: absolute;
	bottom: 0;
	height: 70px;
	width: 100%;
	background: rgba(0, 0, 0, 0.2) none repeat scroll !important;
	padding: 0 100px;
	line-height: 70px;
	box-sizing: border-box;
}
.menu ul li {
	float: left;
	width: 20%;
	text-align: center;
	white-space: nowrap;  

 text-overflow:ellipsis; 


}

.menu ul li a {
	color: #fff;
}
.menu ul .active {
	background-color: #ff8534;
}



.main .container {
	width: 1400px;
}

.main {
	padding-top: 100px;
}
.main ul li .pic{
	text-align: center;
}

.main ul li .pic .down{
	position: absolute;
	
	/* bottom: 30px; */
	left: 50%;
	transform: translate(-50%);
}
.main ul li {
	position: relative;
	width: 30%;
	float: left;
	margin-top: 20px;
	margin-right: 3%;
}
.main ul li:nth-last-child(1){
	margin-right: 0;
}
.main ul li .pic .down a {
	float: left;
	display: block;
	width: 50px;
	height: 50px;
	margin-right: 5px;
	opacity: 0.5;
	
}
.main ul li .pic .down a:hover {

	opacity: 1;
	
}
.main ul li h5 {
	
	text-align: center;
	
	font-size: 16px;
	margin-top: 50px;
}

.main ul li .pic .down a:nth-child(1){
	background: url(../images/electronic1.jpg) no-repeat;
	background-size: 40px 40px;
	background-position: center center;
}
.main ul li .pic .down a:nth-child(2){
	background: url(../images/electronic2.jpg) no-repeat;
	background-size: 40px 40px;
	background-position: center center;
}
.main ul li .pic img {
	box-shadow: 2px 2px 5px #ccc;
	}




@media screen and (max-width: 1450px) {
	.main .container {
		width: 1200px;
	}

}

@media screen and (max-width: 1250px) {
	.main .container {
		width: 1000px;
	}
	.main ul li {
		width: 45%;
	}
}

@media screen and (max-width: 1050px) {
	.main {
		background-image: inherit;
		padding-top: 50px;
	}
	
	.main .container {
		width: 100%;
		box-sizing: border-box;
		padding: 0 20px;
		background-color: #FFFFFF;
	}

	

	

	
}

@media screen and (max-width: 800px) {

	
	.main ul li {
		float: none;
		width: 100%;
	}
	

}