body {
    color: #5c5c5c;
}

.bigtitle {
    font-size: 42px;
    color: #222937;
    line-height: 76px;
}

.redline {
    width: 60px;
    height: 6px;
    background: #f55656;
}

.mt10 {
    margin-top: 10px;
}

.mt20 {
    margin-top: 20px;
}

.w_1100 {
    width: 1100px;
    margin: 0 auto;
    position: relative;
    font-size: 14px;
    z-index: 1;
}

.z99 {
    z-index: 99;
}

.titlecenter .bigtitle {
    text-align: center;
}

.titlecenter .redline {
    margin: 0 auto;
}

.sec-header {
    height: 80px;
    padding: 20px 0;
    background-color: #222937;
    box-sizing: border-box;
}

.sec-header .headerbox {
    display: flex;
}

.sec-header .headerbox .logo .img {
    display: block;
}

.sec-header .headerbox .navs {
    flex: 1;
    text-align: right;
}

.sec-header .headerbox .navs .nv {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.5);
    margin-left: 60px;
    line-height: 40px;
    position: relative;
    height: 40px;
    display: inline-block;
}

.sec-header .headerbox .navs .nv.focus a, .sec-header .headerbox .navs .nv:hover {
    color: #fff;
}

.sec-header .headerbox .navs .nv .nv-line {
    position: absolute;
    right: 0;
    top: 57px;
    width: 70px;
    height: 3px;
    background-color: #fbc635;
    display: none;
}

.sec-header .headerbox .navs .nv .hidenav {
    position: absolute;
    left: 0;
    top: 40px;
    padding-top: 20px;
    font-size: 16px;
    display: none;
}

.sec-header .headerbox .navs .nv.focus .nv-line, .sec-header .headerbox .navs .nv.focus .hidenav {
    display: block;
}

.sec-banner {
    height: 658px;
    background: url(../images/t-banner.jpg) no-repeat center top;
}

.sec-banner_home {
    height: 658px;
    background: url(../images/t-banner_home.jpg) no-repeat center top;
}

.sec1 {
    padding: 80px 0;
}

.sec1 .img {
    position: absolute;
    left: 0;
    top: 0;
}

.sec1 .t1 {
    margin-left: 600px;
}

.sec1 .t2 {
    margin-left: 600px;
}

.sec1 .t3 {
    margin: 30px 0 0 480px;
    border: 2px solid #222937;
    padding: 5px 0 93px 118px;
}

.sec1 .t3 .t3-text {
    margin-top: 42px;
    font-size: 20px;
    line-height: 1em;
    color: #222937;
    padding-left: 35px;
    position: relative;
}

.sec1 .t3 .t3-text .inner {
    position: absolute;
    left: 3px;
    top: 3px;
    width: 20px;
    height: 20px;
    background-color: #d3d4d7;
}

.sec1 .t3 .t3-text .outer {
    position: absolute;
    left: 0;
    top: 0;
    width: 20px;
    height: 20px;
    background-color: #222937;
    font-size: 14px;
    color: #fff;
    text-align: center;
}

.sec2 {
    padding: 60px 0 80px;
    background-color: #f3f3f3;
}

.sec2 .t3 {
    margin: 0 auto;
    width: 1020px;
    height: 112px;
    padding-left: 46px;
    font-size: 20px;
    line-height: 112px;
    background: url(../images/t-s2.png) no-repeat;
    color: #fff;
}

.sec2 .t3-1 {
    margin-top: 40px;
}

.sec2 .t3-2 {
    margin-top: 30px;
}

.sec2 .t3 span {
    color: #222937;
    margin-right: 20px;
}

.sec3 {
    padding: 60px 0 80px;
}

.sec3 .t3 {
    margin-top: 40px;
    display: flex;
    justify-content: center;
}

.sec3 .t3 .t3-box-inner {
    width: 340px;
    height: 320px;
    border: 1px solid #80838c;
    border-radius: 5px;
    box-sizing: border-box;
    margin: 0 auto;
}

.sec3 .t3 .t3-box-inner .t3-text {
    padding: 10px 0 0 20px;
}

.sec3 .t3 .t3-text-center {
    flex: 1;
}

.sec3 .t3 .t3-box-inner .t3-text .t3-1 {
    font-size: 26px;
    line-height: 1.6em;
    color: #f55656;
}

.sec3 .t3 .t3-box-inner .t3-text .t3-2 {
    width: 18px;
    height: 2px;
    background-color: #f55656;
}

.sec3 .t3 .t3-box-inner .t3-text .t3-3 {
    font-size: 16px;
    line-height: 2.5em;
}

.sec3 .img {
    display: block;
    margin: -1px;
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
}

.sec4 {
    padding: 60px 0 80px;
    background-color: #f3f3f3;
}

.sec4 .img {
    display: block;
    margin: 0 auto;
}

.sec4 .t3 {
    margin-top: 40px;
    display: flex;
    justify-content: center;
}

.sec4 .t3 .t3-box {
    width: 290px;
}

.sec4 .t3 .t3-box-inner {
    width: 290px;
    margin: 0 auto;
}

.sec4 .t3 .t3-box-inner .t3-text {
    padding: 10px 0 0 20px;
}

.sec4 .t3 .t3-text-center {
    flex: 1;
}

.sec4 .t3 .t3-text {
    width: 310px;
    margin: 0 auto;
}

.sec4 .t3 .t3-text .t3-1 {
    font-size: 24px;
    line-height: 2.5em;
    color: #000;
    text-align: center;
}

.sec4 .t3 .t3-text .t3-2 {
    font-size: 18px;
    line-height: 2em;
}

.sec5 {
    padding: 60px 0 80px;
}

.sec5 .t5-box {
    padding-top: 40px;
    display: flex;
}

.sec5 .t5-box .t5-box-item {
    width: 260px;
    height: 320px;
    box-sizing: border-box;
    padding: 95px 35px 0;
    font-size: 18px;
    line-height: 2em;
    color: #222937;
}

.sec5 .t5-box .t5-box-1 {
    background: url(../images/t-s5-1.jpg) no-repeat;
}

.sec5 .t5-box .t5-box-2 {
    background: url(../images/t-s5-2.jpg) no-repeat;
    margin-left: 20px;
    margin-top: 40px;
    padding-top: 170px;
}

.sec5 .t5-box .t5-box-3 {
    background: url(../images/t-s5-3.jpg) no-repeat;
    margin-left: 20px;
}

.sec5 .t5-box .t5-box-4 {
    background: url(../images/t-s5-4.jpg) no-repeat;
    margin-left: 20px;
    margin-top: 40px;
    padding-top: 170px;
}

.sec-footer {
    height: 178px;
    background: url(../images/t-footer.jpg) no-repeat center top;
    text-align: center;
    padding-top: 36px;
    box-sizing: border-box;
    color: #fff;
}

.sec-footer .line1 {
    width: 375px;
    height: 60px;
    margin: 0 auto;
    display: flex;
}

.sec-footer .line1 span {
    color: #fff;
    padding: 0 14px;
    font-size: 18px;
    line-height: 40px;
}

.sec-footer .line1 a {
    color: rgba(255, 255, 255, 0.6);
    display: block;
    font-size: 18px;
    line-height: 40px;
}

.sec-footer .line1 a:hover {
    color: #fff;
}

.sec-footer .line1 .first {
    padding-right: 25px;
}

.sec-footer .line2 {
    font-size: 16px;
}
.sec-footer .line2 a {
    color: #fff;
}

/* guanzhu */

.sec-gz-banner {
    height: 346px;
    background: url(../images/gz-banner.jpg) no-repeat center top;
}

.gz-sec1 {
    padding: 60px 0 160px;
    color: #222937;
}

.gz-sec1 .t1 {
    height: 90px;
    padding: 10px 0 10px 570px;
    box-sizing: border-box;
}

.gz-sec1 .img-1 {
    position: absolute;
    left: 63px;
    top: 0;
}

.gz-sec1 .img-2 {
    position: absolute;
    left: 538px;
    top: 448px;
}

.gz-sec1 .t2 {
    height: 358px;
    padding: 40px 65px 10px 570px;
    box-sizing: border-box;
    background-color: #f3f3f3;
}

.gz-sec1 .t3 {
    height: 182px;
    padding: 20px 0 10px 63px;
    box-sizing: border-box;
    background-color: #f3f3f3;
}

.gz-sec1 .bigtitle {
    font-size: 26px;
    line-height: 2em;
}

.gz-sec1 .redline {
    width: 52px;
    height: 3px;
}

.gz-sec1 .t2 p, .gz-sec1 .t3 p {
    font-size: 16px;
    line-height: 2em;
}