v id="app">
    <v-app>
      <v-main class="pa-4">
        <h1>Vuetify Toast Snackbar Demo</h1>
        <v-btn @click="success('Hello')" color="primary">Show 'hello'</v-btn>
        <v-btn @click="error('Error')" color="primary">Show 'error'</v-btn>
        <v-btn @click="showToast('This is an information.', { timeout: 10000, icon: 'info', dismissable: false, showClose: true})" color="primary">Show toast for 10 sec</v-btn>
        <v-btn @click="clearQueue" color="primary">Clear queue</v-btn>
        <br>
