header h1 {
    font-size: 32px;
    text-align: center;
}
header h2 {
    margin-top: 30px;
    color: #666;
    font-size: 26px;
    text-align: center;
}
/* banner start */
.banner img {
    display: block;
    width: 100%;
    min-width: 1140px;
}
/* banner end */

/* puzzled start */
.puzzled {
    padding: 60px 0;
}
.puzzled ul {
    overflow: hidden;
}
.puzzled ul li {
    float: left;
    position: relative;
    width: calc(100%/3);
}
.puzzled ul li:nth-child(1) {
    margin-top: 50px;
    padding-left: 80px;
    text-align: left;
    box-sizing: border-box;
}
.puzzled ul li:nth-child(1) img {
    padding-left: 20px;
}
.puzzled ul li:nth-child(2) {
    text-align: center;
}
.puzzled ul li:nth-child(3) {
    margin-top: 22px;
    text-align: left;
}
.puzzled ul li:nth-child(3) img {
    padding-right: 20px;
}
.puzzled ul li p {
    font-size: 20px;
    line-height: 40px;
}

.puzzled header {
    position: relative;
    margin: auto;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    border: solid 2px #ff9000;
}

.puzzled header div {
    position: absolute;
    margin: auto;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    width: 216px;
    height: 216px;
    border-radius: 50%;
    background: #ff9000;
}
.puzzled header h1 {
    padding-top: 70px;
    color: #fff;
    font-size: 30px;
    box-sizing: border-box;
}

.puzzled .subcontent {
    margin-top: 30px;
    font-size: 18px;
    text-align: center;
}
/* puzzled end */

/* connotation start */
.connotation {
    padding: 60px 0;
    background: #f2f2f2;
}
.connotation p:first-child {
    margin-top: 30px;
}
.connotation p {
    padding: 0 200px;
    font-size: 18px;
    line-height: 30px;
    text-align: center;
    box-sizing: border-box;
}
/* connotation end */

/* service-one start */
.service-one {
    padding: 60px 0;
}
.service-one h3 {
    font-size: 28px;
    text-align: center;
}
.service-one-main {
    margin-top: 40px;
}
.service-one-main .syllabus {
    margin-top: 40px;
    margin-left: -20px;
}
.service-one-main .syllabus ul {
    margin-top: 10px;
}
.service-one-main .syllabus ul li {
    float: left;
    margin-top: 20px;
    margin-left: 20px;
    width: 560px;
    height: 170px;
    background: #ebebeb;
}
.service-one-main .syllabus ul li div {
    padding: 25px;
    box-sizing: border-box;
}
.service-one-main .syllabus ul li .title {
    float: left;
    width: 180px;
    height: 170px;
    line-height: 120px;
    background: #ff9000;
}
.service-one-main .syllabus ul li .title .center {
    margin-top: 15px;
}
.service-one-main .syllabus ul li .title p {
    color: #fff;
    font-size: 18px;
    line-height: 30px;
}
.service-one-main .syllabus ul li .content {
    float: left;
    line-height: 200px;
}

.service-one-main .syllabus ul li .content p {
    font-size: 16px;
    line-height: 30px;
}


.service-one-main .teacher {
    margin-top: 50px;
}
.service-one-main .teacher ul {
    margin-top: 10px;
    margin-left: -20px;
}
.service-one-main .teacher ul li img {
    float: left;
    margin-left: 20px;
    margin-top: 20px;
    width: 560px;
    height: 260px;
}

.service-one-main .subimg {
    display: block;
    margin-top: 30px;
}
.wonderful-past {
    margin-top: 50px;
}
.wonderful-past-main {
    margin-top: 30px;
}
/* service-one end */

/* service-two start */
.service-two {
    padding: 60px 0;
    background:#f2f2f2;
}
.service-two header h2 {
    color: #333;
}
.service-two h3 {
    margin-top: 60px;
    font-size: 28px;
    text-align: center;
}

.service-two .table-phone {
    margin: 0 20px;
    height: 60px;
    background: #ff9000;
}
.service-two .table-phone p {
    color: #fff;
    font-size: 22px;
    line-height: 60px;
    text-align: center;
}
.service-two .table-phone p span {
    width: 30px;
    display: inline-block;
}
.service-two-main .table-one table {
    margin-top: 30px;
}
.service-two-main .table-one table tr th {
    width: 270px;
    height: 60px;
    color: #fff;
    font-size: 20px;
    background: #ff9000;
}
.service-two-main .table-one table tr:nth-child(2) td {
    padding: 30px 0;
    width: 270px;
    height: 260px;
    line-height: 32px;
    text-align: center;
    box-sizing: border-box;
    background: #fff;
}

.service-two-main .table-one table tr:nth-child(2) p {
    font-size: 16px;
}

.service-two-main .table-one table tr:nth-child(2) td:first-child,
.service-two-main .table-one table tr:nth-child(2) td:last-child {
    padding: 30px 60px;
    text-align: left;
}
.service-two-main .table-one table tr:nth-child(3) td {
    width: 270px;
    height: 80px;
    background: #ff9000;
}
.service-two-main .table-one table tr:nth-child(3) td p {
    color: #fff;
    font-size: 16px;
    text-align: center;
}
.service-advantage ul {
    padding: 40px 20px;
    height: 650px;
    margin-top: 30px;
    box-sizing: border-box;
    background: #fff;
}
.service-advantage ul li:nth-child(1),
.service-advantage ul li:nth-child(3) {
    float: left;
    width: calc((100% - 680px)/2);
}
.service-advantage ul li:nth-child(2) {
    float: left;
    padding: 20px;
    width: 680px;
    box-sizing: border-box;
}
.service-advantage ul li:nth-child(2) img {
    width: 100%;
}
.service-advantage ul li p {
    font-size: 16px;
}

.service-advantage ul li div:nth-child(1) {
    margin-top: 20px;
}

.service-advantage ul li div:nth-child(2) {
    margin-top: 80px;
}

.service-advantage ul li div:nth-child(3) {
    margin-top: 70px;
}
.service-advantage ul li div:nth-child(4) {
    margin-top: 70px;
}

.service-advantage ul li p:nth-child(odd) {
    padding-bottom: 5px;
    color: #ff5256;
    font-size: 18px;
}
.service-advantage ul li:first-child {
    text-align: right;
}


.classic-case ul {
    margin-top: 10px;
    margin-left: -20px;
    overflow: hidden;
}
.classic-case ul li {
    float: left;
    position: relative;
    margin-top: 20px;
    margin-left: 20px;
    width: 560px;
    height: 300px;
}
.classic-case ul li img {
    width: 100%;
    height: 100%;
}
.classic-case ul li div {
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    background: rgba(0,0,0,.6);
    -webkit-transition: all 1s;
    -moz-transition: all 1s;
    -ms-transition: all 1s;
    -o-transition: all 1s;
    transition: all 1s;
}
.classic-case ul li div h4 {
    color: #fff;
    font-size: 20px;
    line-height: 300px;
    text-align: center;
}
.classic-case ul li:hover div {
    opacity: 1;
}
.cooperative-partner img {
    margin-top: 30px;
}
/* service-two end */