.banner {
  margin-bottom: 0;
}

.pos-nav {
  height: 54px;
  margin: 0;
  padding: 0;
  line-height: 54px;
  background-color: #f7f8fa;
}

/*--------------------content start--------------------*/
.content{
  width: 100%;
  min-width: 1200px;
  margin-bottom: 100px;
  background-color: #f7f8fa;
}
.content .article-con{
  width: 840px;
  padding: 40px;
  background-color: #fff;
  box-sizing: border-box;
}
.content .article-con h2{
  font-weight: normal;
  font-size: 28px;
  line-height: 48px;
  color: #333;
  text-align: center;
}
.content .article-con .article-info{
  font-size: 0;
  line-height: 48px;
  color: #999;
  text-align: center;
}
.content .article-con .article-info span{
  margin-right: 20px;
  font-size: 14px;
}
.content .article-con p{
  margin-bottom: 6px;
  font-size: 14px;
  line-height: 1.5;
  color: #666;
}
.content .article-con p.sub-title{
  margin: 30px 0;
  text-indent: 0;
}
.content .article-con table{
  width: 100%;
}
.content .article-con table td{
  white-space: normal;
}
.content .article-con img{
  display: block;
  /* width: 100%; */
  margin: 12px auto;
}

/*--------------------rela-news start----------------*/

.rela-news {
  width: 100%;
  margin-top: 40px;
}

.rela-news .wrapper {
  height: 442px;
}

.rela-news .rela-news-con ul {
  margin-left: -34px;
}

.rela-news .rela-news-con ul>li {
  float: left;
  width: 348px;
  margin-left: 34px;
}

.rela-news .rela-news-con ul>li ol {
  width: 348px;
}

.rela-news .rela-news-con ul>li ol li {
  width: 348px;
  height: 16px;
  margin-bottom: 18px;
  padding-left: 16px;
  font-size: 14px;
  line-height: 16px;
  color: #333;
  box-sizing: border-box;
  background: url("../images/list-style-disc.png") no-repeat left;
  cursor: pointer;
}

.rela-news .rela-news-con ul>li ol li:last-child {
  margin-bottom: 0;
}

.rela-news .rela-news-con ul>li ol li p {
  float: left;
  width: 238px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  line-height: 16px;
  color: #333;
  text-indent: 0;
}

.rela-news .rela-news-con ul>li ol li span {
  float: right;
  color: #999;
}

.rela-news .rela-news-con ul>li ol li:hover p{
  color: #000;
}

/*--------------------rela-news end------------------*/
.content .side-bar{
  width: 328px;
}
.content .get-fresh {
  width: 328px;
  height: 490px;
  margin-bottom: 10px;
  padding: 30px 20px;
  background-color: #fff;
  box-sizing: border-box;
}

.content .get-fresh .fresh-title {
  position: relative;
  margin-bottom: 20px;
  padding: 0 0 10px 32px;
  border-bottom: 1px solid #eee;
  font-size: 16px;
  color: #3799ff;
}

.content .get-fresh .fresh-title i {
  position: absolute;
  left: 0;
  top: -8px;
  font-size: 28px;
  margin-right: 10px;
}

.content .get-fresh .fresh-form {
  width: 288px;
  height: 380px;
  padding: 30px 30px 20px 28px;
  border: 1px solid #eee;
  box-sizing: border-box;
}

.content .get-fresh .fresh-form .radio-box {
  display: inline-block;
  width: 98px;
  margin-right: 23px;
  margin-bottom: 15px;
  font-size: 16px;
  color: #333;
}
.content .get-fresh .fresh-form .radio-box:nth-child(even){
  margin-right: 0;
}
.content .get-fresh .fresh-form .radio-box input {
  display: none;
}

.content .get-fresh .fresh-form .radio-box label {
  cursor: pointer;
}

.content .get-fresh .fresh-form .radio-box label i {
  display: inline-block;
  position: relative;
  top: -3px;
  width: 18px;
  height: 18px;
  margin-right: 10px;
  border: 1px solid #ccc;
  vertical-align: middle;
  box-sizing: border-box;
}

.content .get-fresh .fresh-form .radio-box.selected label i {
  border: none;
  background: url('../images/radio.png') no-repeat center #3799ff;
}
.content .get-fresh .fresh-form .inp{
  font-size: 0;
}
.content .get-fresh .fresh-form label{
  display: inline-block;
  margin-right: 5px;
  font-size: 16px;
  color: #333;
}
.content .get-fresh .fresh-form select, input {
  display: inline-block;
  width: 186px;
  height: 42px;
  padding: 0 10px 0 12px;
  border: 1px solid #eee;
  -webkit-border-radius: 2px;
  -moz-border-radius: 2px;
  -ms-border-radius: 2px;
  -o-border-radius: 2px;
  border-radius: 2px;
  font-size: 14px;
  line-height: 42px;
  color: #999;
  box-sizing: border-box;
}

.content .get-fresh .fresh-form select {
  margin-bottom: 14px;
  background: url('../images/fresh-select.png') no-repeat right;
  background-position: 157px;
  -ms-appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.content .get-fresh .fresh-form .form-btn {
  display: block;
  width: 228px;
  height: 46px;
  margin-top: 14px;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  -ms-border-radius: 4px;
  -o-border-radius: 4px;
  border-radius: 4px;
  font-size: 16px;
  line-height: 46px;
  color: #fff;
  text-align: center;
  background-color: #3799ff;
}

.content .get-fresh .fresh-form .form-btn:hover {
  background-color: #3289e4;
}

.class-reco{
  width: 328px;
  height: 380px;
  padding: 30px 20px;
  margin-bottom: 10px;
  background-color: #fff;
  box-sizing: border-box;
}
.class-reco>p{
  position: relative;
  margin-bottom: 20px;
  padding-left: 10px;
  font-size: 16px;
  color: #333;
}
.class-reco>p i{
  display: inline-block;
  width: 18px;
  height: 18px;
  margin-right: 10px;
  border-radius: 2px;
  line-height: 18px;
  color: #fff;
  text-align: center;
  background-color: #cea5b3;
}
.class-reco>p span{
  position: absolute;
  right: 0;
  font-size: 14px;
  color: #666;
  cursor: pointer;
}
.class-reco>p span:hover{
  color: #333;
}
.course-item {
  position: relative;
  width: 290px;
  height: 280px;
  margin:  0 auto;
  padding: 24px 20px;
  border: 1px solid #eee;
  border-radius: 4px;
  -webkit-transition: all .3s ease;
  -moz-transition: all .3s ease;
  -ms-transition: all .3s ease;
  -o-transition: all .3s ease;
  transition: all .3s ease;
  box-sizing: border-box;
}

.course-item .co-tag {
  width: 73px;
  height: 20px;
  -webkit-border-radius: 2px;
  -moz-border-radius: 2px;
  -ms-border-radius: 2px;
  -o-border-radius: 2px;
  border-radius: 2px;
  font-size: 12px;
  line-height: 20px;
  color: #fff;
  text-align: center;
  background-color: #a6b0b8;
}

 .course-item .co-name {
  padding-top: 12px;
  font-weight: 600;
  font-size: 18px;
  line-height: 26px;
  color: #30404b;
  cursor: pointer;
}

.course-item .co-name span {
  font-weight: normal;
  font-size: 14px;
}

.course-item .co-type {
  font-size: 12px;
  line-height: 26px;
  color: #999;
}

.course-item .teacher-show {
  height: 83px;
  padding-top: 10px;
}

.course-item .teacher-show ul li{
  float: left;
  width: 40px;
  margin-right: 10px;
}
.course-item .teacher-show ul li img{
  width: 40px;
  height: 40px;
}
.course-item .teacher-show ul li p{
  width: 100%;
  font-size: 12px;
  color: #999;
  line-height: 26px;
  text-align: center;
}

.course-item .co-price {
  position: absolute;
  left: 0;
  bottom: 0;
  width: calc(100% - 40px);
  height: 50px;
  padding: 0 20px;
  line-height: 52px;
  background-color: #f9fcff;
}

.course-item .co-price .buyer {
  font-size: 12px;
  color: #333;
}

.course-item .co-price .price {
  font-size: 16px;
  color: #ff6b00;
}

.course-item .co-price i {
  font-style: normal;
  font-size: 12px;
}

/*--------------------content end----------------------*/