vueitfy 간격은 grid와 container 로 함
page
v-container v-layout v-flex v-card normal v-spacer v-flex v-card normal
border component
<template> <v-container> <div> </div> </v-container> </template>
borderless component
<template> <v-container> <v-layout row wrap> <div id="map"></div> </v-layout> </v-container> </template>