glkvm-cloud/html/src/App.vue

<template>
    <div id="app">
        <router-view></router-view>
    </div>
</template>

<script>

export default {
    name: 'app'
};
</script>

<style>
html, body, #app {
    width: 100%;
    height: 100%;
    background-color: #555;
}
</style>