.course—intro table{
  border-collapse: collapse;
  border-spacing: 2px !important;
  border-width:1px;
  margin: auto;
}
.course—intro table tbody tr td{
  border: 1px solid #FD9F95 !important;
}
.course—intro table tbody tr:first-child{
  text-align: center;
  font-weight: bold;
}
.course—intro table tbody tr:first-child td{
  color: #000000;
  padding-left: 10px;
  padding-right: 10px;
}
.course—intro table tbody tr:nth-child(n+2) td{
  padding-left: 10px;
  padding-right: 10px;
}

/*切换标签页按钮*/
.btn-switch-tab {
  height: 50px;
  background-color: #fff;
  margin-top: 15px;
  position: relative;
}
.btn-switch-tab > ul {
  position: absolute;
  left: 0;
}
.btn-switch-tab > ul > li {
  display: inline-block;
  width: 120px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  font-size: 16px;
  cursor: pointer;
}
.btn-switch-tab > ul > li.active {
  color: #e43f4f;
  background: url(/assets/images/change/common/tab-active.png) no-repeat bottom center;
}

/*标签页*/
ul.tabs-wrap > li {
  display: block;
}
ul.tabs-wrap > li.tab-course-introduction {
  display: none;
}


/*标签页-学习笔记*/
.study-notes {
  margin-top: 20px;
}
.study-notes > .title {
  height: 60px;
  line-height: 60px;
  font-size: 20px;
  font-weight: bold;
  background-color: #f7f8fa;
  text-align: left;
  text-indent: 5px;
  width: 100%;
}
.study-notes > .header02 {
  padding: 5px;
  font-size: 13px;
  color: #616161;
    border-bottom: 1px solid #f0f0f0;
}
.study-notes > .header02 > i {
  display: inline-block;
  width: 20px;
  height: 20px;
  background: url(/assets/images/change/common/school.png) no-repeat center center;
  background-size: 100%;
  vertical-align: middle;
  margin-right: 5px;
  margin-bottom: 5px;
}
.study-notes > .header02 > a.school {
  font-size: 14px;
  color: #333;
}

.study-notes > .header02:hover>a.school{
    color: #EA4245;
}
.study-notes > .header02:hover>i{
    background: url(/assets/images/change/common/school-active.png) no-repeat center center;
    background-size: 100%;
}
.study-notes > .header02 > span.people {
  margin-left: 30px;
}
.study-notes > .content {
  padding: 8px 5px;
  font-size: 16px;
  line-height: 1.9 !important;
}
.study-notes > .content > img {
  display: block;
  width: 60%;
  margin: 10px auto;
}
.study-notes > .footer {
  height: 115px;
  background-color: #f7f8fa;
  padding: 0 5px;
}
.study-notes > .footer > .other {
  height: 45px;
  line-height: 55px;
  font-size: 14px;
  border-bottom: 1px solid #edeef0;
  padding: 0 15px;
}
.study-notes > .footer > .other > a {
  color: #e64147;
  margin: 0 3px;
}
.study-notes > .footer .article {
  font-size: 14px;
  padding: 0 15px;
  width: 630px;
    line-height: 22px;
    margin: 3px 0;
}
.study-notes > .footer .article > a {
  font-size: 14px;
  color: #5f5f61;
}
.study-notes > .footer .article > a:hover{
    color: #eb4245;
}
.study-notes > .footer .share {
  margin-top: 5px;
    line-height: 28px;
    width: 120px;
}
.study-notes > .footer .share > span {
  font-size: 15px;
  color: #9c9c9e;
  vertical-align: middle;
    margin-right: 15px;
    margin-top: 5px;
}
.study-notes > .footer .share > ul.icons {
  display: inline-block;
  border: 1px solid #edeef0;
  vertical-align: middle;
}
.study-notes > .footer .share > ul.icons > li {
  display: inline-block;
  width: 40px;
  height: 30px;
  padding: 5px;
  float: left;
}
.study-notes > .footer .share > ul.icons > li > a {
  display: inline-block;
  width: 100%;
  height: 100%;
  border-right: 1px solid #edeef0;
  background: url(/assets/images/change/common/share-icons.png) no-repeat;
}
.study-notes > .footer .share > ul.icons > li:last-child > a {
  border: 0;
}
.study-notes > .footer .share > ul.icons > li > a.qq {
  background-position: 2px 0;
}
.study-notes > .footer .share > ul.icons > li > a.xinlang-wb {
  background-position: -40px 0;
}
.study-notes > .footer .share > ul.icons > li > a.renren {
  background-position: -82px 0;
}
.study-notes > .footer .share > ul.icons > li > a.weixin {
  background-position: -120px 0;
}
.study-notes > .footer .share > ul.icons > li > a.tengxun-wb {
  background-position: -158px 0;
}

.keywordseo{
  margin-top: 20px;
}
.keywordseo .keywordseo_titile{
  border-left: 2px solid #ff9900;
  font-size: 16px;
  padding-left: 10px;
  line-height: 1;
}
.keywordseo_list{
  /*border: 1px #ddd solid;*/
}
.keywordseo .keywordseo_list ul{
  display: flex;
  text-align: center;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: start;
  align-items: center;
  padding: 5px 10px;
}
.keywordseo .keywordseo_list li{
  background-color: white;
  font-size: 14px;
  margin: 5px 15px 5px 0;
}
.keywordseo .keywordseo_list a{
  font-weight:normal;
  color: #666666;
}
.keywordseo .keywordseo_list a:hover{
  font-weight:normal;
  color: #ea4245;
}