JDD-WXCP/layouts/default.vue

<template>
  <div>
    <Nuxt />
  </div>
</template>

<style>
html {
  font-family:
    'Source Sans Pro',
    'Microsoft YaHei UI',
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    Roboto,
    'Helvetica Neue',
    Arial,
    sans-serif;
    font-size: 13.698630136986301vw;
}
body {
  font-size: 12px;	
}
</style>