/* reset browser styles */
html, body, div, span, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp,small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary,
time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    vertical-align: baseline;
    font-family: "Arial","Microsoft YaHei","黑体","宋体",sans-serif;
}

a {
    text-decoration: none;
    color: black;
}

body {
    background-color: rgb(107, 107, 107);
}

body > header {
    margin: 0 auto;
    width: 1400px;
    background-color: white;
}

.header-container {
    padding: 0 250px;
}

img.nav-logo {
    vertical-align: top;
    max-width: 160px;
    display: inline-block;
}

.nav-content {
    vertical-align: top;
    float: right;
    display: inline-block;
}

.nav-content > .nav-contact {
    padding-top: 5px;
    margin-right: 5px;
    text-align: right;
}

.nav-content > .nav-contact > div {
    margin-right: 5px;
}

.nav-content > .nav-contact > div > img {
    margin-right: 5px;
}

.nav-content > .nav-contact > div > a {
    padding-right: 5px;
    border-right: 2px solid;
    text-decoration: none;
    font-size: 14px;
}

.nav-content > .nav-contact > div > a:last-child {
    border: 0;
}

.nav-content > .nav-contact > p {
    font-size: 16px;
    color: rgb(39, 164, 203);
}

.nav-content > .nav-contact > * {
    vertical-align: bottom;
    display: inline-block;
}

.nav-content > ul {
    margin-top: 15px;
}

.nav-content > ul > li {
    vertical-align: top;
    line-height: 40px;
    text-align: center;
    height: 40px;
    width: 100px;
    margin: 0 5px;
    list-style-type: none;
    display: inline-block;
}

.nav-content > ul > li > a {
    display: block;
    text-decoration: none;
    height: 40px;
    width: 100px;
}

.nav-content > ul > li:hover {
    cursor: pointer;
    background-color: rgb(236, 236, 236);
}

.nav-content > ul > li.active {
    background-color: rgb(39, 164, 203);
}

body > footer {
    padding: 10px 0;
    text-align: center;
    margin: 0 auto;
    width: 1400px;
    background-color: rgb(107, 107, 107);
}

footer > * {
    font: "微软雅黑";
}

footer > ul {
    padding: 10px 0;
}

footer > p {
    padding: 1px 0;
}

footer > ul > li {
    vertical-align: top;
    margin: 0 5px;
    padding-right: 15px;
    display: inline-block;
    list-style-type: none;
    border-right: 1px solid;
}

footer > ul > li:last-child {
    border: 0;
}

footer > ul > li > a {
    color: black;
    display: block;
    text-decoration: none;
}

#side-bar {
    position: fixed;
    top: 25%;
    right: 5%;
}

#side-bar > img {
    cursor: pointer;
}