#tab1{background-image: url(../images/home.jpg);background-repeat: no-repeat;background-position: center top;height: 800px;}
.menus {margin-left:35%;position:absolute;/*子盒子位置要用absolute*/z-index:1;}
.con{max-width:1500px;clear:both;overflow:hidden;padding: 5px;margin-top: 0;margin-right: auto;margin-bottom: 0;margin-left: auto;position:relative;/*父盒子位置要用relative*/}
.nr-left {width:35%;float: left;padding-top:70px;}
.nr-right{width:55%;float: right;padding-top:70px;}
@media (max-width: 1380px) {
#tab1{display:none}
.menus{display:none}
.con{display:none}
}

@-webkit-keyframes rotation{
from {-webkit-transform: rotate(0deg);}
to {-webkit-transform: rotate(360deg);}
}

.Rotation{
-webkit-transform: rotate(360deg);
animation: rotation 3s linear infinite;
-moz-animation: rotation 3s linear infinite;
-webkit-animation: rotation 3s linear infinite;
-o-animation: rotation 3s linear infinite;}

.img{border-radius: 250px;max-width:100%;}
#tab1 #nav1 #l1 {line-height:90px;height: 100px;padding-left: 55px;background-image: url(../images/bt3.png);background-repeat: no-repeat;background-position: left bottom;width: 200px;font-size: 24px;color: #004ea2;margin-top:120px;}
#tab1 #nav1 #l2 {
	line-height:30px;
	height: 100px;
	padding-left: 55px;
	background-image: url(../images/bt2.png);
	background-repeat: no-repeat;
	background-position: left bottom;
	width: 200px;
	font-size: 24px;
	color: #004ea2;
	margin-top: 150px;
	display: block;
	padding-top: 10px;
}
.right1{line-height:40px;height: 70px;padding-left: 50px;background-image: url(../images/ENbt3.png);background-repeat: no-repeat;background-position: left bottom;width: 200px;font-size: 16px;color: #004ea2;font-weight: bold;}
.right2{line-height:40px;height: 70px;padding-left: 50px;background-image: url(../images/ENbt1.png);background-repeat: no-repeat;background-position: left bottom;width: 200px;font-size: 16px;color: #004ea2;font-weight: bold;}
.right3{line-height:40px;height: 70px;padding-left: 50px;background-image: url(../images/ENbt2.png);background-repeat: no-repeat;background-position: left bottom;width: 200px;font-size: 16px;color: #004ea2;font-weight: bold;}
*{margin: 0px;padding: 0px;list-style-type: none;}