.courses-erji-nav .el-menu-demo .el-menu-item i[data-v-67f2359b]{vertical-align:sub;margin-right:10px}.courses-erji-nav .el-menu-demo .el-menu-item[data-v-67f2359b]:hover{background:transparent;color:#1277eb}.courses-erji-nav .el-menu-demo .is-disabled[data-v-67f2359b]:hover{color:#474747}.jx-content[data-v-1d1b0676]{margin-top:20px;padding-top:0}