html,body,div,ul,li,a{
    margin: 0px;
    padding: 0px;
}
body{
    font-size: 14px;
    font-family: "微软雅黑";
    background: #0f5eab;
}
ul{
    list-style: none;
}
a{
    text-decoration: none;
}
.header{
    height: 70px;
    background: #0f5eab;
}
.header .nav{
    width: 1200px;
    height: 50px;
    line-height: 50px;
    margin: 0 auto;
    position: relative;
    z-index: 111;
}
.header .nav li{
    float: left;
    width: 14%;
    height: 50px;
    line-height: 50px;
    text-align: center;
}
.header .nav li a{
    color: #fff;
    display:block;
	width: 100%;
	text-decoration: none;
}
.header .nav li a:hover{
    background: #001e62;
}
.header .nav li .second-nav{
    width: 250px;
    display: none;
    position: relative;
}
.header .nav li .second-nav li{
    position: relative;
    width: 100%;
    height: 40px;
    line-height: 40px;
    background: rgba(15, 94, 171, 0.55);
    border-top: 1px solid rgba(15, 94, 171, 0.55);
    padding: 0px;
}
.header .nav li .second-nav li .third-nav{
    /*position: absolute;*/
    width: 150px;
    height: 200px;
    display: none;
    margin-left: 100%;
    margin-top: -40px;
}