body {
    position: relative;
    background-color: #fff;
    font-family: "Helvetica Neue", "Microsoft YaHei", Helvetica, Arial, sans-serif;
    font-weight: normal;
}

* {
    margin: 0;
    padding: 0;
}

a{
    text-decoration: none;
    color: #333;
    outline: none;
}

a:hover {
    text-decoration: none;
}

li {
    list-style: none;
}
h3{
    margin-top: 0;
}