.us_box {
    width: 1260px;
    background: #fafafa;
    margin: 0px auto;
    overflow: hidden;
    margin-top: 80px;
    margin-bottom: 30px;
}    
.us_nav {
    width: 230px;
    float: left;
    background: #fff;
    border-radius: 4px;
    overflow: hidden;
} 
.us_nav li {
    height: 50px;
    text-align: center;
    width: 100%;
}
.us_nav li a {
    height: 50px;
    text-align: center;
    width: 100%;
    border-bottom: 1px solid #eee;
    color: #333;
    display: block;
    text-decoration: none;
    line-height: 50px;
    font-size: 15px;
}

.us_con {
    color: #444;
    width: 950px;
    background: #fff;
    padding: 10px 25px 25px;
    float: right;
    min-height: 800px;
    border-radius: 4px;
}
.us_con h3{
    border-bottom: 1px solid #eee;
    font-size: 15px;
    width: 100%;
    height: 50px;
    line-height: 50px;
}
.us_con p {
	padding: 10px 0;
}
.us_con p a, .us_con p b {
	color: #4AC15C;
}
.us_con p strong{
    font-size: 16px;
}
.us_con p.title{
    font-size: 16px;
    width: 100%;
    height: 35px;
    line-height: 35px;
    text-align: center;
    font-weight: bold;
}
.downLoad{
	font-size: 15px;
    color: #f60;
}

.about_table {
	width: 100%;
	border: 1px solid #e4e4e4;
	border-top: 2px solid #4AC15C;
	border-collapse: collapse;
}
.about_table th {
	background: #f5f5f5;
	border: 1px solid #e4e4e4;
	text-align: left;
	padding: 2px 8px;
}
.about_table td {
	border-left: 1px solid #e4e4e4;
	border-right: 1px solid #e4e4e4;
	vertical-align: top;
	padding: 10px;
}