.index_bj {
    background-color: #ffffff;
}

.container {
    width: 1280px;
    margin: auto;
}

.header {
    padding-top: 40px;
    height: 500px;
    box-sizing: border-box;
    background: url(header_bj.png) no-repeat center;
}

.header .l a {
    width: 278px;
    height: 60px;
    display: block;
    background: url(logo.png) no-repeat center;
}

.header .r a:first-child {
    font-size: 18px;
    color: #1f70e0;
    display: block;
    float: left;
    box-sizing: border-box;
    padding-left: 24px;
    line-height: 37px;
    margin-right: 30px;
    background: url(wza.png) no-repeat left center;
}

.header .r a:last-child {
    display: block;
    width: 130px;
    height: 37px;
    padding-left: 28px;
    font-size: 16px;
    text-align: center;
    line-height: 37px;
    box-sizing: border-box;
    color: #ffffff;
    background: url(fh.png) no-repeat center;
    float: right;
}

.daoyu {
    height: 211px;
    margin-top: -80px;
    font-size: 18px;
    color: #ffffff;
    font-family: "微软雅黑";
    line-height: 32px;
    background: url(daoyu.png) no-repeat center;
    box-sizing: border-box;
    text-align: justify;
    padding-top: 58px;
    text-indent: 2em;
    position: relative;
    z-index: 2;
}

.one_box {
    height: 975px;
    margin-top: -34px;
    position: relative;
    z-index: 1;
    background: url(one_box.png) no-repeat center;
}

.an_box {
    height: 106px;
    margin-top: 50px;
}

.an_box a {
    display: block;
    width: 625px;
    font-size: 22px;
    color: #ffffff;
    font-weight: bold;
    line-height: 106px;
    height: 100%;
    box-sizing: border-box;
    padding-left: 20px;
    display: inline-block;
    vertical-align: middle;
    -webkit-transform: perspective(1px) translateZ(0);
    transform: perspective(1px) translateZ(0);
    box-shadow: 0 0 1px rgba(0, 0, 0, 0);
    -webkit-transition-duration: 0.3s;
    transition-duration: 0.3s;
    -webkit-transition-property: box-shadow;
    transition-property: box-shadow;
}

.an_box a:first-child {
    background: url(an1.png) no-repeat center;
    float: left;
}

.an_box a:last-child {
    background: url(an2.png) no-repeat center;
    float: right;
}

.an_box a:hover,
.an_box a:focus,
.an_box a:active {
    box-shadow: 0 10px 10px -10px rgba(92, 37, 2, 0.8);
}

.one_box .item {
    margin-top: 50px;
}

.one_box .item .hd {
    height: 55px;
    background: url(hd.png) no-repeat center;
}

.one_box .item .hd a {
    width: 272px;
    display: block;
    text-align: center;
    font-size: 30px;
    color: #333333;
    font-weight: bold;
    line-height: 27px;
}

.one_box .item .hd a span {
    color: #ff7a2b;
}

.one_box .item .bd {
    margin-top: 12px;
}

.one_box .item .bd ul li {
    float: left;
    width: 242px;
    height: 72px;
    margin-right: 17.5px;
    margin-top: 18px;
    background: url(one_box_li1.png) no-repeat left top;
}

.one_box .item .bd ul li:nth-child(5n) {
    margin-right: 0;
}

.one_box .item .bd ul li:hover {
    background: url(one_box_li2.png) no-repeat left top;
}

.one_box .item .bd ul li a {
    display: block;
    line-height: 70px;
    text-align: center;
    box-sizing: border-box;
    padding: 0 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 18px;
    color: #333333;
}

.one_box .item .bd ul li:hover a {
    color: #ffffff;
    font-weight: bold;
    line-height: 72px;
}

.two_box {
    height: 942px;
    background: url(two_box.png) no-repeat center;
}

.two_box .item {
    margin-top: 50px;
}

.two_box .item .hd {
    height: 55px;
    background: url(hd.png) no-repeat center;
}

.two_box .item .hd a {
    width: 212px;
    display: block;
    text-align: center;
    font-size: 30px;
    color: #333333;
    font-weight: bold;
    line-height: 27px;
}

.two_box .item .hd a span {
    color: #ff7a2b;
}

.two_box .item .bd {
    margin-top: 12px;
}

.two_box .item .bd ul li {
    float: left;
    width: 242px;
    height: 72px;
    margin-right: 17.5px;
    margin-top: 18px;
    background: url(one_box_li1.png) no-repeat left top;
}

.two_box .item .bd ul li:nth-child(5n) {
    margin-right: 0;
}

.two_box .item .bd ul li:hover {
    background: url(one_box_li2.png) no-repeat left top;
}

.two_box .item .bd ul li a {
    display: block;
    line-height: 70px;
    text-align: center;
    box-sizing: border-box;
    padding: 0 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 18px;
    color: #333333;
}

.two_box .item .bd ul li:hover a {
    color: #ffffff;
    font-weight: bold;
    line-height: 72px;
}

.three_box {
    height: 882px;
    background: url(three_box.png) no-repeat center;
    box-sizing: border-box;
    padding-top: 50px;
}

.three_box .hd {
    height: 85px;
    background: url(hd3.png) no-repeat center;
}

.three_box .hd a {
    width: 460px;
    height: 45px;
    text-align: center;
}

.three_box .bd {
    margin-top: 10px;
}

.three_box .bd ul li {
    float: left;
    width: 305px;
    height: 205px;
    margin-top: 20px;
    margin-right: 20px;
    background-color: #eff3fa;
    box-sizing: border-box;
    overflow: hidden;
}

.three_box .bd ul li:hover {
    background-color: #2368ca;
    border: 2px solid #2368ca;
}

.three_box .bd ul li:nth-child(4n) {
    margin-right: 0;
}

.three_box .bd ul li a {
    display: block;
    width: 100%;
    height: 100%;
}

.three_box .bd ul li a>div {
    width: 100%;
    float: left;
    height: 84px;
    box-sizing: border-box;
    padding-left: 20px;
    padding-top: 20px;
    position: relative;
    overflow: hidden;
}

.three_box .bd ul li a>div span {
    font-size: 20px;
    color: #0d1c28;
    font-weight: bold;
    float: left;
    width: 100%;
}

.three_box .bd ul li:hover a>div span {
    color: #ffffff;
}

.three_box .bd ul li a>div em {
    font-size: 16px;
    color: #999999;
    float: left;
    width: 100%;
    margin-top: 10px;
}

.three_box .bd ul li:hover a>div em {
    color: #ffffff;
    opacity: 0.7;
}

.three_box .bd ul li a>div i {
    display: block;
    position: absolute;
    right: 0;
    bottom: 0;
}

.three_box .bd ul li:hover a>div i {
    opacity: 0.2;
}

.three_box .bd ul li:nth-child(1) a>div i {
    bottom: -10px;
    right: -27px;
}

.three_box .bd ul li:nth-child(2) a>div i {
    bottom: -3px;
    right: 10px;
}

.three_box .bd ul li:nth-child(3) a>div i {
    bottom: -7px;
}

.three_box .bd ul li:nth-child(4) a>div i {
    bottom: -15px;
    right: 13px;
}

.three_box .bd ul li:nth-child(5) a>div i {
    bottom: -42px;
    right: 18px;
}

.three_box .bd ul li:nth-child(6) a>div i {
    bottom: -12px;
    right: 15px;
}

.three_box .bd ul li:nth-child(8) a>div i {
    bottom: -5px;
    right: 13px;
}

.three_box .bd ul li:nth-child(9) a>div i {
    bottom: -5px;
    right: 12px;
}

.three_box .bd ul li:nth-child(10) a>div i {
    bottom: -5px;
    right: 6px;
}

.three_box .bd ul li:nth-child(11) a>div i {
    bottom: -21px;
    right: 20px;
}

.three_box .bd ul li:nth-child(12) a>div i {
    bottom: -3px;
}

.three_box .bd ul li:nth-child(13) a>div i {
    bottom: -3px;
    right: 9px;
}

.three_box .bd ul li:nth-child(14) a>div i {
    bottom: -3px;
    right: 6px;
}

.three_box .bd ul li a>img {
    width: 100%;
    height: 121px;
    float: left;
    overflow: hidden;
    transition: all 0.3;
}

.three_box .bd ul li:hover a>img {
    height: auto;
}