add contents

components/Card.vue

@@ -87,6 +87,7 @@ export default {
     margin: 0 0 .7rem 0;
     line-height: 1.3;
     letter-spacing: .5px;
+    max-width: 15rem;
   }
   a {
     font-size: 12px;

components/Sidebar.vue

@@ -6,8 +6,10 @@
       nuxt-link(to="/css") CSS
       nuxt-link(to="/javascript") Javascript
       nuxt-link(to="/php") PHP
-      nuxt-link(to="/design") Designs
-      nuxt-link(to="/servers") Servers
+      nuxt-link(to="/design") Design
+      nuxt-link(to="/frontend") Frontend
+      nuxt-link(to="/fullstack") Fullstack
+      nuxt-link(to="/servers") Server
       nuxt-link(to="/tools") Tools
       nuxt-link(to="/daily") Daily
 </template>