html {
    font-family: "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%
}

html,
body,
div,
object,
iframe,
applet,
object,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
address,
dl,
dt,
dd,
ol,
ul,
li,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video,
progress {
    margin: 0;
    padding: 0;
    border: 0;
}

li {
    list-style: none
}

a {
    background-color: transparent;
    text-decoration: none
}

b,
strong {
    font-weight: bold
}

img {
    border: 0;
    vertical-align: middle;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
main,
menu,
nav,
section,
summary {
    display: block
}

audio,
canvas,
progress,
video {
    display: inline-block
}

table {
    border-collapse: collapse;
    border-spacing: 0
}

td,
th {
    padding: 0
}

.clearfix:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: "";
    clear: both;
    height: 0;
}

.clearfix {
    zoom: 1;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.wrap {
    width: 1200px;
    margin: 0 auto;
}


/* 专题顶部导航 */

.top-bar {
    border-bottom: 2px #E20000 solid;
    background: #fff;
    z-index: 1000;
}

.top-bar-login,
.top-bar-login-after {
    line-height: 30px;
    font: 12px/30px simsun;
}

.top-bar-login-after {
    display: none;
}

.top-bar .ofw-logo {
    margin-top: 2px;
}

.top-bar-login>.signin {
    display: inline-block;
    background: #e20000;
    height: 24px;
    width: 50px;
    border-radius: 2px;
    text-align: center;
    margin-top: 3px;
    line-height: 24px;
}

.top-bar-login>.signin>a {
    color: #fff;
}

.top-bar-login a,
.top-bar-login-after a {
    color: #333;
}

.top-bar-login a:hover,
.top-bar-login-after a:hover {
    text-decoration: underline;
}

.top-bar-login i {
    font-style: normal;
    color: #666;
}

.top-bar-login>.email {
    padding-left: 24px;
    display: inline-block;
    background: url(http://images.ofweek.com/images/global-steven/email/ico_email.png) no-repeat left;
}


/* banner */

.banner {
    position: relative;
    height: 354px;
    background: url(../images/bg01.jpg) no-repeat center top;
}

.banner img {
    display: block;
}

.banner h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #065fa2;
}

.banner p {
    font-size: 21px;
    line-height: 1;
    margin-bottom: 30px;
}

.banner a {
    position: absolute;
    display: block;
    width: 280px;
    height: 71px;
    right: 0;
    bottom: -30px;
    background: url(../images/down_btn.png) no-repeat;
}


/* NI公司简介 */

.introduce_box {
    padding: 250px 25px 60px 860px;
    background: url(../images/bg02.png) no-repeat top center;
}

.introduce_box h3 {
    font-size: 22px;
    color: #065fa3;
    font-weight: bold;
    line-height: 1;
    padding: 38px 0 18px;
}

.introduce_box p {
    font-size: 14px;
    color: #000;
    line-height: 1.8;
}


/* 摘要 */

.abstract {
    width: 1200px;
    height: 136px;
    background: url(../images/zaiyao.png) no-repeat center;
    color: #fff;
    margin-top: 20px;
}

.abstract div {
    font-size: 18px;
    padding: 14px 24px 12px;
}

.abstract p {
    font-size: 12px;
    padding-left: 24px;
    width: 750px;
    line-height: 1.8em;
}

.introduce-list {
    padding-top: 50px;
}

.introduce-list li {
    float: left;
    width: 380px;
    height: 380px;
    background: #eee;
    margin: 0 30px 30px 0;
}

.introduce-list li:nth-child(3n) {
    margin-right: 0;
}

.introduce-list li h3 {
    font-size: 17px;
    margin: 65px 20px 20px;
}

.introduce-list li p {
    font-size: 14px;
    margin: 0 20px 25px;
    line-height: 1.6;
}

.introduce-list li a {
    margin-left: 20px;
    background: url('../images/btn-bg.png') no-repeat right center;
    padding: 5px 35px 5px 0;
    color: #065fa2;
    font-size: 14px;
}

.bottom-btn {
    padding: 32px 0;
}

.bottom-btn a {
    display: block;
    width: 280px;
    height: 66px;
    font-size: 21px;
    color: #fff;
    line-height: 66px;
    text-align: center;
    border-radius: 10px;
    background: #065fa3;
    margin: 0 auto;
}