.pa[data-v-c59fae74]{position:absolute}.pr[data-v-c59fae74]{position:relative}.layer-title[data-v-c59fae74]{height:50px;line-height:50px;text-align:center;background:#2d8cf0;border-radius:2px 0 0 2px;font-size:22px;color:#fff;font-weight:600;position:relative}.layer-title[data-v-c59fae74]:before{content:"";width:0;height:0;border-top:6px solid transparent;border-right:6px solid transparent;border-bottom:6px solid #fff;border-left:6px solid transparent;position:absolute;left:50%;bottom:0;transform:translateX(-50%)}.layer-title .add-student[data-v-c59fae74]{width:120px;height:30px;font-size:14px;border-radius:4px;color:#2d8cf0;background-color:#fff;display:flex;align-items:center;justify-content:center;position:absolute;right:10px;top:10px;cursor:pointer}.layer-title .add-student .add-stu-icon[data-v-c59fae74]{width:12px;height:12px;margin-right:6px}