html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, font, 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 {
    border: 0;
    margin: 0;
    outline: 0 none;
    padding: 0;
    vertical-align: baseline;
    font-size: 100%;
    background: transparent;
    font-family: Arial;
}


/*================首页 start=====================*/
div a {
    color: #000000;
    text-decoration: none;
}

div.subject h2 a:hover {
    color: #f46143;
}

div.subject {
    margin: 0 auto;
    float: none;
    clear: both;
    position: relative;
    min-width: 1200px;
}
/*新闻  */
div.top-logo {
    width: 1200px;
}
/*end*/

.top-logo h1 {
    display: inline-block;
    padding: 21px 0;
}

.top-logo ul {
    list-style: none;
    float: right;
    clear: right;
    margin-top: 33px;
}
/*------------------首页 end------------*/

.top-logo ul li {
    float: left;
    padding: 0 8px;
}

.top-logo ul li:first-child {
    border-right: 1px solid grey;
}

div.nav {
    width: 100%;
    background: #006cff;
    text-align: center;
}

div.nav ul {
    list-style: none;
    width: 1200px;
    display: inline-block;
}

div.nav ul li {
    float: left;
    margin: 21px auto;
    width: 149px;
    border-left: 1px solid #3389ff;
}

div.nav ul li:first-child {
    border-left: none;
}

div.nav ul li a {
    color: #ffffff;
    width: 90%;
    display: inline-block;
    font-size: 18px;
    font-weight: bold;
    letter-spacing: 2px;
}

div.banner, div.c_one, div.c_two, div.c_three, div.c_four, div.c_five, div.footer {
    width: 100%;
    text-align: center;
}

div.banner {
    background: yellow;
    height: 500px;
}

div.banner ul {
    list-style: none;
    width: 1200px;
    display: inline-block;
    margin-top: 350px;
}

div.banner ul li {
    width: 250px;
    height: 100px;
    background-color: #ffffff;
    float: left;
    margin: auto 25px;
    border-radius: 18px;
    line-height: 650%;
}

div.banner ul li a {
    font-size: 32px;
    background: #ffffff url('../image/b_s_1.jpg') no-repeat left center;
    padding-left: 42px;
    letter-spacing: 2px;
    color: #000000;
    cursor: pointer;
}


div.c_one {
}

div.c_one div:first-child {
    width: 1200px;
    height: 430px;
    text-align: left;
}

div.c_one div:first-child .news, div.c_one div:first-child .notice {
    margin-top: 40px;
    height: 340px;
    border: #f3f3f3 2px solid;
    padding: 0 15px 0 15px;
}

div.c_one div:first-child .news {
    width: 61%;
    float: left;
}

div.c_one div:first-child .notice {
    width: 30%;
    float: right;
}

/*<h2><a href=""><span>新闻动态</span><i>查看全部</i></a></h2>*/
div.c_one h2 {
    float: left;
    width: 100%;
    padding: 20px 0;
    border-bottom: 2px solid #efefef;
}

div.c_one h2 a {
    float: left;
    width: 100%;
}

div.c_one h2 span {
    float: left;
    background: #ffffff url("../image/n_t_s.jpg") no-repeat left center;
    padding-left: 45px;
    font-size: 18px;
    color: #000000;
    letter-spacing: 2px;
}

div.c_one h2 i {
    float: right;
    font-size: 12px;
    font-style: normal;
    color: #9d9d9d;
    margin-top: 10px;

}

div.c_one h2 a:hover i {
    color: #f46143;

}

div.c_one .news .news-img {
    margin-top: 20px;
    float: left;
}

div.c_one ul {
    width: 100%;
    float: left;
    margin-top: 20px;
    list-style: none;
    font-size: 14px;
    letter-spacing: 1px;
}

/*<li><a href=""><i>最新</i>创新技术体系 引领事业发展<span>2020-06-19</span></a></li>*/
div.c_one ul li {
    border-bottom: 2px dashed #f3f3f3;
    line-height: 260%;
}

div.c_one ul li a {
    width: 100%;
    display: block;
    color: #000000;
}

div.c_one ul li a span {
    float: right;
    color: #9b9b9b;
}

div.c_one ul li a:hover span {
    color: #f46143;
}

div.c_one ul li a i {
    float: left;
    color: #f46143;
    font-style: normal;
    border: 1px solid #f46143;
    line-height: 120%;
    margin: 9px 2px auto auto;
    font-size: 10px;
}

div.c_one .news ul {
    float: right;
    width: 50%;
}

div.c_two {
    background-color: #fafafa;
}


div.c_two div:first-child {
    width: 1200px;
    height: 400px;
}

div.c_two h2 {
    float: left;
    margin-top: 40px;
    background-color: #fafafa;
    width: 100%;
    font-size: 24px;
    letter-spacing: 2px;
}

div.c_two ul {
    float: left;
    margin-top: 28px;
    list-style: none;
}

div.c_two ul li {
    float: left;
    width: 16.5%;
    overflow: hidden;
    margin-left: 2.88%;
    padding: 40px 36px;
    border: 2px solid #e3e3e3;
}

div.c_two ul li:first-child {
    margin-left: 0;
}

div.c_two ul li h6 {
    margin-top: 25px;
    font-size: 16px;
    letter-spacing: 2px;
}

div.c_two ul li p {
    margin-top: 20px;
    font-size: 14px;
}

div.c_three {
}

div.c_three div:first-child {
    width: 1200px;
    height: 650px;
}
div.c_three .c_t_banner{
    float: left;
    display: block;
    margin-top: 38px;
    width: 100%;
    text-align: center;
}

div.c_three div dl{
    text-align: left;
    float: left;
    margin-top: 30px;
    width: 45%;
    border: 2px solid #e3e3e3;
    padding: 20px;
}div.c_three div dl.interact{
    float: right;
}
div.c_three div dl dt{
width: 100%;
}div.c_three div dl dd{
    float: left;
    width: 50%;
}

div.c_four {
    background-color: #006bf9;
}

div.c_four div:first-child {
    width: 1200px;
    height: 240px;
    background-color: #7ed74e;
}

div.c_five {
}

div.c_five div:first-child {
    width: 1200px;
    height: 370px;
    background-color: #5cf9ff;
}


div.footer {
    background-color: #233042;
}

div.footer div:first-child {
    background-color: red;
    width: 1200px;
    padding: 32px 0;
}