src/views/404.vue
<template>
<v-content>
<v-toolbar flat app color="transparent">
<v-btn flat
name="back"
color="black"
@click="$router.back()"
>
<v-icon> mdi-arrow-left </v-icon>
<span class="ml-1"> Go Back </span>
</v-btn>
</v-toolbar>
<v-container grid-list-lg fluid fill-height>
<v-layout align-center justify-center row wrap fill-height>
<v-card tile flat color="transparent" class="text-xs-center">
<v-flex xs12 tag="h1" class="display-4">
404
</v-flex>
<v-flex xs12 tag="h2" class="display-2">
Page Not Found
</v-flex>
</v-card>
</v-layout>
</v-container>
</v-content>
</template>
<script>
export default {
name: 'error',
title: 'Error: 404',
};
</script>