Create layout for setting pages

layouts/settingLayout.vue

+<template>
+  <div id="setting-page">
+    <Nuxt />
+    <Nav />
+  </div>
+</template>
+
+<style>
+@font-face {
+  font-family: Bungee;
+  src: local("Bungee"), url("~/assets/fonts/Bungee-Regular.ttf") format("TrueType");
+}
+
+html {
+  font-family: 'Bungee',
+  'Source Sans Pro',
+  -apple-system,
+  BlinkMacSystemFont,
+  'Segoe UI',
+  Roboto,
+  'Helvetica Neue',
+  Arial,
+  sans-serif;
+  font-size: 1.25rem;
+  word-spacing: 1px;
+  -ms-text-size-adjust: 100%;
+  -webkit-text-size-adjust: 100%;
+  -moz-osx-font-smoothing: grayscale;
+  -webkit-font-smoothing: antialiased;
+  box-sizing: border-box;
+
+  scroll-behavior: smooth;
+}
+
+*,
+*::before,
+*::after {
+  box-sizing: border-box;
+  margin: 0;
+}
+
+.button {
+  padding: .25em .5em .25em .5em;
+  border-radius: 1em;
+  color: #05629D;
+  background-image: linear-gradient(#94ccef, #ebf7ff);
+  margin-top: 27%;
+  box-shadow: 0 5px 8px rgba(0, 0, 0, .4);
+}
+
+.link-back {
+  font-size: 2.5vh;
+  width: min(45vh, 85vw);
+  border-bottom: 2px solid white;
+  padding-bottom: 1vh;
+  margin-top: 40px;
+}
+
+.link-back::before {
+  content: '';
+  position: absolute;
+  left: max(calc(50% - 20vh), calc(50% - 40vw));
+  top: calc(40px + 0.7vh);
+  width: 2.3vh;
+  height: 2.3vh;
+  border-top: 0.6vh solid white;
+  border-right: 0.6vh solid white;
+  border-radius: 0.6vh;
+  transform: rotate(225deg);
+  box-shadow: 0.1vh -.2vh .2vh #333;
+}
+
+#setting-page {
+  overflow-x: hidden;
+  background-image: linear-gradient(#CDD6DB, #003B70);
+  height: 100%;
+}
+</style>