Nuxt/examples/with-vuetify/nuxt.config.js

export default {
  /*
  ** Head elements
  ** Add Roboto font and Material Icons
  */
  head: {
    link: [
      {
        rel: 'stylesheet',
        type: 'text/css',
        href: 'https://fonts.googleapis.com/css?family=Roboto:300,400,500,700|Material+Icons'
      }
    ]
  },
  build: {
    extractCSS: true
  },
  buildModules: [
    '@nuxtjs/vuetify'
  ],
  vuetify: {
    customVariables: ['~/assets/variables.scss'],
    optionsPath: './vuetify.options.js'
  }
}