body, html {
    font-size: 100%;
    padding: 0;
    margin: 0;
}


body {

    color: #D5D6E2;
    font-weight: 500;
    font-size: 1.05em;
    font-family: "Microsoft YaHei", "Segoe UI", "Lucida Grande", Helvetica, Arial, sans-serif;
}

a {
    color: #000;
    outline: none;
    text-decoration: none;
    -webkit-transition: 0.2s;
    transition: 0.2s;
}

a:hover, a:focus {
    color: #74777b;
    text-decoration: none;
}
.nav-tabs>li>a{
    border-radius: 4px 4px 0 0;
}

.nav > li > a:hover, .nav > li > a:focus {
    background-color: #0887E7;
    color: #fff;
}

.nav-tabs > li.active > a, .nav-tabs > li.active > a:hover, .nav-tabs > li.active > a:focus {
    background-color: #0887E7;
    color: #fff;
}