.main-box[data-v-7de3e9ec]{height:calc(100% - var(--header-height))}.main-box .main-menu[data-v-7de3e9ec]{display:flex;height:100%}.main-box .main-menu .right[data-v-7de3e9ec]{width:100%;position:relative}.main-box .main-menu .right .header[data-v-7de3e9ec]{display:flex;justify-content:space-between;height:40px;position:absolute;top:0;left:18px;width:200px}.main-box .main-menu .right .header .bread a[data-v-7de3e9ec]{font-size:16px;color:#8c8c8c}.main-box .main-menu .right .header .bread a[data-v-7de3e9ec]:not(:last-child):after{content:"/";display:inline-block;padding:0 4px}.main-box .main-menu .right .header .bread a[data-v-7de3e9ec]:last-child{color:#1f2329}.header[data-v-7de3e9ec]{height:var(--header-height);position:relative}.header .wh23[data-v-7de3e9ec]{width:23px}.header .el-dropdown[data-v-7de3e9ec],.header .el-tabs__item[data-v-7de3e9ec]{font-size:14px;font-weight:600}.header .el-tabs__header[data-v-7de3e9ec]{margin:0}.header .divider .el-divider--vertical[data-v-7de3e9ec]{height:2rem}.header .middle[data-v-7de3e9ec]{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}.header .middle[data-v-7de3e9ec] .el-input__inner{border:1px solid #dee0e3;height:36px;line-height:36px;border-radius:6px}.header .middle[data-v-7de3e9ec] .el-input__prefix{left:10px;top:-1px}.header .middle[data-v-7de3e9ec] .el-input__inner:focus{outline:0}.header .middle .el-input-group__prepend[data-v-7de3e9ec],.header .middle[data-v-7de3e9ec] .el-input-group__append{background-color:var(--color-g);color:#fff;border:1px solid var(--color-g)}.header .middle[data-v-7de3e9ec]:before{content:"";width:100%;height:4px;bottom:0;position:absolute;display:block;z-index:3}.header .right[data-v-7de3e9ec]{align-items:center;border-left:1px solid #ccc;padding-left:20px;position:absolute;right:0}.main-class[data-v-7de3e9ec]{height:calc(100% - var(--header-height))}.course-menu .group-title[data-v-7de3e9ec]{font-size:16px;font-weight:600}.course-menu .group-body[data-v-7de3e9ec]{margin-left:10px;font-size:16px}.el-popper[data-v-7de3e9ec]{max-height:60vh;overflow:auto}