.minw1260 {
    min-width: 1260px;
}
.w1200{ width: 1200px; }
.color-1CB285{
    color: rgba(28, 178, 133, 1);
}
.color-999999 {
    color: rgba(153, 153, 153, 1);
}


.header{
    position: fixed;
    top:0;
    left: 0;
    width: 100%;
    padding: 26px 0;
    background: #fff;
    z-index: 2;
    box-shadow: 0 0 10px #ddd;
}
.header .top-nav {
    height: 52px;
    line-height: 52px;
}
.header .top-nav .top-nav-item{
    margin: 0 12px ;
}
.header .top-nav .top-nav-item.selected{
    color: #088649;
    font-weight: bold;
}
.header-swiper-box {
    margin-top: 104px;
    min-width: 1260px;
    height: 785px;
}
.header-swiper-box .header-swiper{

}
.header-swiper-box .swiper-slide {
    background-position: center;
}
.header-swiper-box .header-swiper .swiper-pagination{
    width: 1080px;
    left: 50%;
    right: 50%;
    margin-left: -540px;
    text-align: right;
}
.header-swiper-box .header-swiper .swiper-pagination .swiper-pagination-bullet{
    width: 15px;
    height: 15px;
    background: #ffffff;
    border-radius: 3px;
    opacity: 1;
}
.header-swiper-box .header-swiper .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active{
    background: #ffff33;
}

.icon-number {
    width: 80px;
    height: 75px;
    line-height: 75px;
    border-radius: 25px;
    background: linear-gradient(135deg, rgba(134, 220, 60, 1) 50%, rgba(192, 232, 99, 1));
    box-shadow: 10px 10px 9px rgba(100,207,83,0.5);
}
.icon-number.icon-number-third {
    background: linear-gradient(135deg, rgba(28, 178, 133, 1) 50%, rgba(127, 217, 64, 1));
    box-shadow: 10px 10px 9px #cdf0c8;
}

/* 启能简介 */
.about-qineng{

}
.about-qineng-box {
    height: 700px;
    padding: 100px 50px;
    background-position: 243px 100px;
    background-repeat: no-repeat;
    box-sizing: border-box;
}
.about-qineng-content{
    padding-left: 80px;
}

/* 启能的开发过程 */
.developProgress {
    height: 948px;
    background:radial-gradient(circle at 80% bottom, #7bd278 0, #1cb285 350px);
}
.developProgress-box {
    padding: 70px 70px 60px;
}
.developProgress-content{
    width: 945px;
    height: 650px;
    background-repeat: no-repeat;
    background-size: 100% 100%;
    
}
.developProgress-bottom-line {
    height: 18px;
    background-color: rgba(248, 226, 122, 1);
}
/* 启能中我们会学到什么 */
.studyWhat {
    height: 1070px;
}

.studyWhat-box {
    padding: 120px 50px;
}
.studyWhat-content {
    width: 1101px;
    height: 730px;
}
.studyWhat-content .left-arrow{
    left: -80px;
    top: 195px;
}
.studyWhat-content .right-arrow{
    right: -80px;
    top: 195px;
    transform: scale(-1,1);
}
/* 选择原因 */
.selectReeason {
    padding-top: 100px;
    height: 1913px;
}
.selectReason-box {
    padding-left: 66px;
}
.selectReason-box .reason-text {
    width: 635px;
}
.reason-first{}
.reason-first .icon-reasonFirst {
    width: 385px;
    height: 370px;
    background-repeat: no-repeat;
    background-size: 100% 100%;
}
.reason-first .left-arrow{
    top: 315px;
    left: 440px;
    transform: rotate(-138deg);
}
.reason-second{
    margin-top: -30px;
}
.reason-second  .left-arrow{
    top: 325px;
    left: -70px;
}
.reason-second .bottom-arrow{
    width: 55px;
    height: 187px;
    top: 633px;
    left: 655px;
    transform: rotate(-224deg);
}
.reason-third{}


/* 项目展示 */
.exhibition-of-works {
    height: 936px;
    background:radial-gradient(circle at 10% 650px, #7bd278 0, #1cb285 400px);
}
.exhibition-of-works-box {
    padding: 80px 0 60px;
}
.exhibition-of-works-box .conetnt-top{
    padding-left: 70px;
}
.exhibition-of-works-list{
    width: 1200px;
    height: 550px;
}
.exhibition-of-works-list .exhibition-of-works-item{
    width: 390px;
    height: 500px;
}
.exhibition-of-works-list .swiper-button-prev , .exhibition-of-works-list .swiper-button-next{
    width: 35px;
    height: 72px;
    background: url("../img/progressShow-swiper-prev.png");
}
.exhibition-of-works-list .swiper-button-prev{
    left: -50px;
}
.exhibition-of-works-list .swiper-button-next{
    right: -50px;
    transform: rotate(180deg);
}
.exhibition-of-works-box .swiper-pagination-bullet.swiper-pagination-bullet-active{
    background: #fff;
}
.exhibition-of-works-bottom-line {
    height: 18px;
    background-color: rgba(248, 226, 122, 1);
}


/* 总部专家倾情打造专属课程 */
.create-exclusive-courses{

}
.teachers-list{
    width: 1200px;
    height: 973px;
}
.teachers-list .teacher-item{
    width: 286px;
    height: 476px;
    float: left;
    margin: 0 13px 21px 3px;
    color: #fff;
    padding: 20px;
    box-sizing: border-box;
}
.teachers-list .teacher-item:nth-child(4n){
    margin-right: 0;
}
.teachers-list .teacher-item.txt{
    opacity: 0;
    background: rgba(0,0,0,0.6);
}
.teachers-list .teacher-item:hover{
    opacity: 1;
}

/* 底部 */
.footer{
    height: 90px;
    line-height: 90px;
    background: #ebf1f6;
    margin-top: 150px;
    min-width: 1260px;
}
ul.footer-nav{}

ul.footer-nav li {
    float: left;
    width: 20%;
    text-align: center;
}