html {
    font-family: "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
    background: #f5f5f5;
    min-width: 1000px;
}

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{
    margin: 30px 0;
}
.swiper-slide {
    position: relative;
    background: #fff;
}
.swiper-slide a {
    position: absolute;
    width: 158px;
    height: 42px;
    left: 56px;
    top: 248px;
}
.swiper-slide1 a {
    width: 210px;
    left: 25px;
    top: 295px;
}

.introduce_box {
    width: 100%;
    height: 300px;
    background: url(../images/introduce_box.png?b=1) no-repeat center;
    background-size: 100% 100%;
    margin-bottom: 30px;
}
.part_title {
    font-size: 30px;
    color: #007ff0;
    padding-top: 30px;
    margin-bottom: 18px;
    margin-right: 50px;
    margin-left: 325px;
}
.introduce_box p {
    font-size: 16px;
    color: #121212;
    line-height: 1.5;
    margin-right: 50px;
    margin-left: 325px;
}
.introduce_box p a{
    font-size: 16px;
    color: #121212;
    line-height: 1.5;
}
.videoWrap{
    width: 100%;
    box-sizing: border-box;
    padding: 40px;
    background-color: #fff;
    border: 1px solid #c7c7c7;
    border-radius: 20px;
    margin-bottom: 30px;
}
.videoWrap .title{
    width: 220px;
    margin: 0 auto 20px;
    text-align: left;
    font-size: 26px;
    color: #007ff0;
    line-height: 1;
}
.videoWrap .fr_list{
    width: 220px;
    text-align: center;
}
.videoWrap ul{
    font-size: 0px;
    height: 450px;
    overflow: hidden;
}
.videoWrap li{
    display: inline-block;
    margin-top: 10px;
}
.videoWrap li img{
    display: block;
    width: 216px;
    height: 148px;
}
.bottom{
    width: 100%;
    margin-bottom: 30px;
}
.bottom .wrap{
    position: relative;
}
.bottom img{
    display: block;
    width: 100%;
}
.bottom .wrap div{
    position: absolute;
    top: 0;
    left: 0;
    z-index: 111;
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    padding: 80px 100px;
}
.bottom .wrap h3{
    font-size: 34px;
    color: #fff;
    font-weight: 400;
    line-height: 1;
}
.bottom .wrap h2{
    font-size: 40px;
    color: #fff;
    font-weight: 700;
    line-height: 1;
    margin-top: 20px;
}
.bottom .wrap p{
    font-size: 16px;
    color: #dcdcdc;
    line-height: 1;
    margin-top: 190px;
}
.download {
    width: 100%;
    box-sizing: border-box;
    padding: 20px 40px;
    background-color: #fff;
    border: 1px solid #c7c7c7;
    border-radius: 20px;
    margin-bottom: 30px;
}
.download .title{
    font-size: 30px;
    color: #007ff0;
    margin-bottom: 30px;
}
.download_item {
    position: relative;
    font-size: 0;
    background: #e5f2fd;
    border-radius: 8px;
    margin-bottom: 20px;
    overflow: hidden;
    border: 1px solid #bebebe;
}
.download_item:nth-of-type(odd){
    background: #e7e7e7;
}
.download_item > img {
    display: inline-block;
    width: 412px;
    height: 225px;
    vertical-align: top;
}
.download_text {
    display: inline-block;
    padding: 24px 25px 0 65px;
    vertical-align: top;
}
.download_text h3 {
    font-size: 20px;
    color: #121212;
    margin-bottom: 12px;
}
.download_text p {
    font-size: 14px;
    color: #5d5e5f;
    line-height: 1.5;
}
.download_text p span{
    display: inline-block;
    width: 285px;
}
.download_btn {
    position: absolute;
    left: 480px;
    bottom: 25px;
    font-size: 16px;
    line-height: 30px;
    width: 100px;
    text-align: center;
    background-color: #007ff0;
    color: #fff;
}
video{
    border: 1px solid #dfdfdf;
}