body {
    font-family: "微软雅黑";
    color: #666666;
    background: #f8f8f8;
}

a {
    color: #999999;
}

a.hover {
    border-bottom-color: #53b1ca;
}

a:visited {
    color: #999999;
}

.nav_wrapper {
    border-top: 3px solid #0e9db3;
    background: white; 
    box-shadow: 0 0 15px rgb(213, 213, 213);
}

nav {
    height: 76px;
    width: 1000px;
    margin: 0 auto;
}
nav img {
    display: inline-block;
    margin-right: 200px;
}
nav a {
    display: inline-block;
    margin-right: 90px;
    padding: 27px 10px 0 10px;
    line-height: 47px;
    font-size: 16px;
    letter-spacing: 1.2px;
    border-bottom: 3px solid transparent;
    vertical-align: top;	
}

.content {
    margin: 0 auto;
    width: 920px;
    margin-top: 20px;
    background: white;
    padding: 25px; 
}

.content>section {
    padding-bottom: 34px;
}

.about img {
    display: block;
    margin-bottom: 34px;
}
.about article {
    padding: 0 15px;
    line-height: 38px;
    font-size: 18px;
}

.advantage h2 {
    margin-bottom: 34px;
    line-height: 80px;
    font-size: 28px;
    text-align: center;
    background-color: #f0f0f0;
    color: #0d9eb4;
}
.advantage article section {
    float: left;
    width: 260px;
    height: 200px;
    padding: 0 20px;
    font-family: "微软雅黑";
}
.advantage article section h3 {
    line-height: 70px;
    font-size: 18px;
    text-align: center;
    color: white;
}
.advantage article section.first {
    margin-right: 10px;
    background-color: #77b8db;
}
.advantage article section.second {
    margin-right: 10px;
    background-color: #ffbcbc;
}
.advantage article section.third {
    background-color: #9cd3a5;
}
.advantage article section article {
    line-height: 36px;
    font-size: 16px;
    color: white;
}

.members img {
    float: left;
}
.members article {
    float: right;
    width: 470px;
}
.members article section {
    position: relative;
    border-bottom: 1px solid silver;
}
.members .student {
    height: 146px;
    line-height: 146px;
}
.members .teacher {
    height: 120px;
    line-height: 120px;
}
.members .parent {
    height: 90px;
    line-height: 90px;
}
.members .master {
    height: 60px;
    line-height: 60px;
}
.members article section aside {
    position: absolute;
    width: 70px;
    font-size: 24px;
    font-weight: bold;
}
.members .student aside {
    color: #77b8db;
}
.members .teacher aside {
    color: #ffd7d7;
}
.members .parent aside {
    color: #b8dfbe;
}
.members .master aside {
    color: #ff8282;
}
.members article section article {
    position: absolute;
    top: 16px;
    right: 0;
    width: 390px;
    font-size: 16px;
    line-height: 30px;
}

.weixin article {
    float: left;
    width: 600px;
}
.weixin article h3 {
    margin-bottom: 10px;
    font-size: 24px;
    font-weight: normal;
}
.weixin article p {
    line-height: 30px;
    font-size: 16px;
}
.weixin img {
    float: right;
}

.self article {
    float: left;
    width: 590px;
    height: 180px;
    padding: 20px 30px;
    line-height: 36px;
    font-size: 16px;
    background-color: #f1f1f1;
}
.self img {
    float: right;
}

footer {
    height: 100px;
    line-height: 100px;
    text-align: center;
    background-color: #323436;
    color: #96999d;
}