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HTML

              
                <div id="app">
  <header>
    <nav>
      <a v-link="{ path: '/about' }">About</a>
      <a v-link="{ path: '/work' }">Work</a>
      <a v-link="{ path: '/contact' }">Contact</a>
    </nav>
  </header>

  <div class="container">
    <router-view transition transition-mode="out-in"></router-view>
  </div>

  <template id="about-component-template">
    <div>
      <h1>This is the About Section!</h1>
    </div>
  </template>

  <template id="work-component-template">
    <div class="work">
      <h1>This is the Work Section!</h1>
      <a v-link="{ path: '/work/subroute1' }">View SubRoute 1</a>
      <a v-link="{ path: '/work/subroute2' }">View SubRoute 2</a>
      <!-- Read about "transition mode" here: https://vuejs.org/guide/components.html#transition-mode -->
      <router-view transition transition-mode="out-in"></router-view>
    </div>
  </template>
  
  <template id="subroute-component-template">
    <div class="subroute" :style="{ background: color }">
      <p>Hey there. You've reached Work subRoute {{ number }}</p>
    </div>
  </template>

  <template id="contact-component-template">
    <div>
      <h1>This is the Contact Section!</h1>
    </div>
  </template>

</div>
              
            
!

CSS

              
                body {
  font-family: "Trebuchet MS", Helvetica, sans-serif;
}

header {
  height: 80px;
  nav {
    float: right;
    margin-top: 30px;
  }
}

a {
  margin-right: 30px;
}

.container {
  margin: 50px 0 0 30px;
}

.subroute {
  margin: 30px 50px 0 0;
  padding: 20px;
}

// Note: When no transition class name is provided, these are the default transition classes 
// that will control the transition in the<router-view transition></router-view> tags.

.v-transition {
  transition: opacity .1s ease-out;
}
  
.v-enter, .v-leave {
  opacity: 0;
}

// However, they can be named, i.e. <view-router transition="fade"></view-router>
// would be controlled by .fade-transition, .fade-enter, and .fade-leave
// https://vuejs.org/guide/transitions.html
              
            
!

JS

              
                Vue.use(VueRouter);

var AboutComponent = Vue.extend({
  template: "#about-component-template"
});

var WorkComponent = Vue.extend({
  template: "#work-component-template"
});

var SubRoute1Component = Vue.extend({
  template: '#subroute-component-template',
  data() {
    return {
      number: 1,
      color: "#EAFFD0"
    }
  }
});

var SubRoute2Component = Vue.extend({
  template: '#subroute-component-template',
  data() {
    return {
      number: 2,
      color: "#95E1D3"
    }
  }
});

var ContactComponent = Vue.extend({
  template: "#contact-component-template"
});

var router = new VueRouter();

router.map({
  '/about': {
    component: AboutComponent
  },
  '/work': {
    component: WorkComponent,
    subRoutes: {
      '/subroute1': {
        component: SubRoute1Component
      },
      'subroute2': {
        component: SubRoute2Component
      }
    }
  },
  '/contact': {
    component: ContactComponent
  }
});

var App = Vue.extend({});
router.start(App, "#app");
              
            
!
999px

Console