visible issue

HTML

<script src="//unpkg.com/vue/dist/vue.js"></script>
<script src="//unpkg.com/[email protected]/lib/index.js"></script>
<div id="app">
<template>
  <el-select v-model="value8" filterable placeholder="Select">
    <el-option v-for="item in options" :label="item.label" :value="item.value">
    </el-option>
  </el-select>
</template>
</div>

SCSS

@import url("//unpkg.com/[email protected]/lib/theme-default/index.css");

Babel + JSX

var Main = {
    data() {
      return {
        options:...