参考ページ element.eleme.io コード <template> <el-container> <el-header>Header</el-header> <el-main> <el-form ref="ruleForm" :model="ruleForm" :rules="rules" label-width="120px" class="demo-ruleForm"> <el-form-item label="Activity name" prop="name"> <el-input v-model="ruleForm.name" /> </el-form-item> </el-form></el-main></el-container></template>