* {
  margin: 0;
  padding: 0;
}
html,
body {
  font-family: Microsoft YaHei;
  overflow-x: hidden;
  background-color: #eef5fd;
}
a {
  text-decoration: none!important;
}
a:hover {
  text-decoration: none;
}
ul,
li {
  list-style: none;
}
.nav-active {
  border-bottom: 4px solid #00b28e;
}
.w {
  width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
.f-l {
  float: left;
}
.f-r {
  float: right;
}
.clearfix:after {
  clear: both;
}
.show {
  display: block;
}
.site-nav {
  /* width: 100%; */
  height: 45px;
  line-height: 45px;
  background-color: #000;
  color: #fff;
  font-size: 14px;
}
.site-nav .site-nav-container {
  margin-left: auto;
  margin-right: auto;
  width: 1200px !important;
  overflow: hidden;
}
.site-nav .site-nav-container:before {
  display: table;
  content: '';
}
.site-nav .site-nav-container:after {
  clear: both;
}
.site-nav .site-nav-l i {
  display: inline-block;
  border-color: #fff #000 #000 #000;
  border-style: solid;
  border-width: 6px 4px 0 4px;
  margin-bottom: 1px;
}
.site-nav .site-nav-r ul .nav-mylearn i {
  display: inline-block;
  border-color: #fff #000 #000 #000;
  border-style: solid;
  border-width: 6px 4px 0 4px;
  margin-bottom: 1px;
}
.site-nav .site-nav-r ul > li {
  float: left;
  padding: 0 16px;
}
.site-nav .site-nav-r ul > li a {
  color: #fff;
  font-size: 14px;
}
.site-nav .site-nav-r ul .line {
  width: 2px;
  height: 20px;
  background-color: #c8c8c8;
  padding: 0;
  margin-top: 13px;
}
.cma-nav {
  height: 98px;
  background-color: #fff;
  /*margin-bottom: 1px;*/
}
.cma-nav .cma-nav-container {
  margin-left: auto;
  margin-right: auto;
  width: 1200px !important;
  overflow: hidden;
}
.cma-nav .cma-nav-l {
  height: 98px;
}
.cma-nav .cma-nav-l img {
  height: 48px;
  width: 171px;
  margin-top: 28px;
}
.cma-nav .cma-nav-l .line {
  width: 2px;
  height: 60px;
  background-color: #e8e8e8;
  margin-top: 19px;
  margin-bottom: 21px;
  margin-left: 28px;
  margin-right: 35px;
}
.cma-nav .cma-nav-l .cma-letter {
  width: 75px;
  height: 98px;
  font-size: 32px;
  color: #333;
  line-height: 98px;
}
.cma-nav .cma-nav-r {
  width: 385px;
  height: 98px;
  margin-left: 216px;
}
.cma-nav .cma-nav-r ul li {
  float: left;
  height: 98px;
  width: 80px;
  font-size: 26px;
  text-align: center;
  margin-right: 33px;
}
.cma-nav .cma-nav-r ul li a {
  display: inline-block;
  color: #666;
  text-align: center;
  width: 80px;
  height: 98px;
  line-height: 98px;
  margin: 0 auto;
}
.cma-nav .cma-nav-r ul li a:hover {
  color: #00b28e;
}
/*.shadow {
  height: 35px;
  background: linear-gradient(to bottom, #f3f3f3, #ffffff);
}*/
.carousel-control {
  /*width: 52px;*/
  /*height: 80px;*/
  width: 54px;
  height: 91px;
  top: 50%;
  margin-top: -45px;
  /*background: rgba(0, 0, 0, 0.6);*/
  visibility: hidden;
  transition: all 0.5s;
}
.left-control {
  transform: translateX(-54px);
}
.right-control {
  transform: translateX(54px);
}
.carousel-control.left.left-control{
    background-image: linear-gradient(to right,rgba(0,0,0,0) 0,rgba(0,0,0,0) 100%);
}
.carousel:hover .carousel-control {
  visibility: visible;
  transform: translateX(0);
}
.banner-left-button {
  display: none;
  /*width: 50px;*/
  /*height: 50px;*/
  width: 54px;
  height: 91px;
  background: url('../images/left.png') no-repeat center center;
  background-size: 100%;
  position: absolute;
  left: 50%;
  top: 50%;
  margin-left: -27px;
  margin-top: -45px;
}
.banner-right-button {
  display: none;
  /*width: 50px;*/
  /*height: 50px;*/
  width: 54px;
  height: 91px;
  background: url('../images/right.png');
  background-size: 100%;
  position: absolute;
  left: 50%;
  top: 50%;
  margin-left: -27px;
  margin-top: -45px;
}
.courses {
  width: 227px;
  height: 68px;
  margin-top: 73px;
  position: relative;
  margin-bottom: 73px;
}
.courses .courses-title {
  width: 227px;
  height: 31px;
  line-height: 31px;
  margin: 0 auto;
  font-size: 30px;
  font-weight: bold;
  color: #6a6ed5;
  text-align: center;
}
.courses .bottom-title {
  position: absolute;
  width: 146px;
  height: 15px;
  left: 50%;
  bottom: 0;
  margin-left: -73px;
  color: #9c9c9c;
  font-size: 14px;
}
.courses .courses-title::after {
  display: block;
  position: relative;
  content: '';
  width: 60px;
  height: 2px;
  background-color: #6a6ed4;
  left: 0;
  top: 15px;
  margin: 0 auto;
}
.num-container {
  height: 226px;
  width: 1200px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}
.num-container .ul-container ul {
  position: absolute;
  padding-right: 68px;
  padding-left: 68px;
  height: 226px;
}
.num-container .ul-container ul li {
  position: relative;
  float: left;
  height: 389px;
  width: 314px;
  overflow: hidden;
}
.num-container .ul-container ul li .step-content {
  width: 314px;
  height: 163px;
  margin-bottom: 0;
  overflow: hidden;
  background-color: #fff;
}
.num-container .ul-container ul li .step-content .info {
  font-size: 14px;
  height: 50px;
  width: 240px;
  line-height: 25px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 20px;
  background-color: #fff;
  color: #666666;
  text-align: center;
}
.num-container .ul-container ul li:nth-child(2) {
  margin-right: 61px;
  margin-left: 61px;
}
.num-container .ul-container ul li div > a {
  display: block;
  width: 114px;
  height: 37px;
  line-height: 37px;
  text-align: center;
  background-image: url('../images/clicklisten.png');
  color: #fff;
  font-size: 14px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 30px;
  background-color: #fff;
}
.num-container .num {
  height: 100%;
}
.num-container .first-step {
  width: 314px;
  height: 226px;
  background: url('../images/cma_num1.jpg') no-repeat top center;
}
.num-container .second-step {
  width: 314px;
  height: 226px;
  background: url('../images/cma_num2.jpg') no-repeat top center;
}
.num-container .third-step {
  width: 314px;
  height: 226px;
  background: url('../images/cma_num3.jpg') no-repeat top center;
}
.num-container > div > div {
  margin: 0 auto;
}
.num-footer-bg {
  height: 246px;
  width: 100%;
  background-color: #6a6ed4;
}
.guide {
  width: 227px;
  height: 68px;
  margin-top: 73px;
  position: relative;
  margin-bottom: 73px;
}
.guide .guide-title {
  width: 227px;
  height: 31px;
  line-height: 31px;
  margin: 0 auto;
  font-size: 30px;
  font-weight: bold;
  color: #6a6ed5;
  text-align: center;
}
.guide .bottom-title {
  position: absolute;
  width: 80px;
  height: 15px;
  left: 50%;
  bottom: 0;
  margin-left: -40px;
  color: #9c9c9c;
  font-size: 14px;
}
.guide .guide-title::after {
  display: block;
  position: relative;
  content: '';
  width: 60px;
  height: 2px;
  background-color: #6a6ed4;
  left: 0;
  top: 15px;
  margin: 0 auto;
}
.detail-container {
  height: 382px;
  width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
.detail-container .detail > ul {
  overflow: hidden;
}
.detail-container .list-main {
  float: left;
  position: relative;
}
.detail-container .model-img {
  position: relative;
  width: 545px;
  height: 382px;
  background: url('../images/guide.png') no-repeat center center;
  display: inline-block;
}
.detail-container .step {
  height: 382px;
  width: 655px;
  padding-left: 36px;
  padding-top: 41px;
  background-color: #fff;
}
.detail-container .step li .step-title {
  width: 74px;
  height: 36px;
  line-height: 36px;
  font-size: 18px;
  font-weight: bold;
  position: relative;
  colro: #333333;
}
.detail-container .step li .describe {
  font-size: 14px;
  height: 25px;
  line-height: 25px;
  color: #686767;
}
.cma {
  width: 227px;
  height: 68px;
  margin-top: 73px;
  position: relative;
  margin-bottom: 73px;
}
.cma .cma-title {
  width: 227px;
  height: 31px;
  line-height: 31px;
  margin: 0 auto;
  font-size: 30px;
  font-weight: bold;
  color: #6a6ed5;
  text-align: center;
}
.cma .bottom-title {
  position: absolute;
  width: 105px;
  height: 15px;
  left: 50%;
  bottom: 0;
  margin-left: -53px;
  color: #9c9c9c;
  font-size: 14px;
}
.cma .cma-title::after {
  display: block;
  position: relative;
  content: '';
  width: 60px;
  height: 2px;
  background-color: #6a6ed4;
  left: 0;
  top: 15px;
  margin: 0 auto;
}
.cma-container {
  width: 100%;
  height: 487px;
  background-color: #6a6ed4;
}
.cma-container .cma-content {
  height: 487px;
  background: url('../images/arrow_bg.jpg');
}
.recommend {
  width: 227px;
  height: 68px;
  margin-top: 73px;
  position: relative;
  margin-bottom: 73px;
}
.recommend .recommend-title {
  width: 227px;
  height: 31px;
  line-height: 31px;
  margin: 0 auto;
  font-size: 30px;
  font-weight: bold;
  color: #6a6ed5;
  text-align: center;
}
.recommend .bottom-title {
  position: absolute;
  width: 222px;
  height: 15px;
  left: 50%;
  bottom: 0;
  margin-left: -111px;
  color: #9c9c9c;
  font-size: 14px;
}
.recommend .recommend-title::after {
  display: block;
  position: relative;
  content: '';
  width: 60px;
  height: 2px;
  background-color: #6a6ed4;
  left: 0;
  top: 15px;
  margin: 0 auto;
}
.production-container {
  height: 183px;
  width: 1200px;
  margin-top: 74px;
  margin-bottom: 102px;
  margin-left: auto;
  margin-right: auto;
}
.production-container li {
  float: left;
  width: 255px;
  height: 183px;
  margin-right: 60px;
  transition: all .3s ease 0s;
  -webkit-transition: all .3s ease 0s;
}
.production-container li:hover {
  box-shadow: 1px 2px 10px rgba(0, 0, 0, 0.2);
  transform: translate3d(0px, -3px, 0px);
  -webkit-transform: translate3d(0px, -3px, 0px);
}
.production-container li:last-child {
  margin-right: 0;
}
.production-container li a {
  display: block;
  width: 255px;
  height: 183px;
}
.production-container .item1 {
  background: url('https://qn3.acc5.com/10001008_5be24fc9c3c49.png') no-repeat;
  background-size: 100%;
}
.production-container .item2 {
  background: url('https://qn3.acc5.com/10001008_5be2502a5b044.png') no-repeat;
  background-size: 100%;
}
.production-container .item3 {
  background: url('https://qn3.acc5.com/10001008_5be2504ab1365.png') no-repeat;
  background-size: 100%;
}
.production-container .item4 {
  background: url('https://qn3.acc5.com/10001008_5be2506141378.png') no-repeat;
  background-size: 100%;
}