real3d-portalsite/src/App.vue

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

<script>
export default {
  name: "app",
};
</script>
<style lang="scss">
#app {
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(6, 37, 66, 1);
}
</style>