new Vue({
  el: "#demo",
  data() {
    return {
      navLinks: [
          {text: 'Contact', path: '/contact', sublinks: [{ text: 'Email', path: '/email',},],
          },
          {text: 'About', path: '/about',},
        ],
      belowLinks: [
        {text: 'Blog', path: '/blog',},
        {text: 'Portfolio', path: '/portfolio',},
      ],
      show: null,
      active: null
    }
  },
  methods: {
    toggleNav(i) {
      this.active = null
      this.show === i ? this.show = null : this.show = i
    },
    setActive(i) {
      this.active === i ? this.active = null : this.active = i
    }
  }
})

nav {
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: #040521;
  justify-content: space-between;
}
ul {
  display: flex;
  align-items: center;
  margin-block-start: 0;
  margin-block-end: 0;
  padding-inline-start: 0;
  flex-direction: column;
}
a {
  text-decoration: none;
  display: flex;
  align-items: center;
  color: white;
}
a:hover {
  color: white;
}
li {
  list-style-type: none;
  padding: 10px 0px;
  width: 100%;
}
.page-link .active,
.router-link-active {
  background-color: green;
  color: white !important;
  border-color: inherit !important;
}
.sub-active {
  background-color: yellow !important;
  color: white !important;
  border-color: inherit !important;
}
.items {
  padding: 10px 20px;
}
.sub-items {
  padding: 10px 0px 10px 40px;
}