[WIP]: Add style to ItemPage

- added navbar devider als asthetic feature

frontend/src/components/ItemModel.vue

@@ -14,6 +14,8 @@
             <a>Storage</a>
           </div>
 
+          <span class="divider"></span>
+
           <input type="checkbox" class="menu-btn" id="menu-btn">
           <label for="menu-btn" class="menu-icon">
             <span class="menu-icon__line"></span>

frontend/src/styling/navbar.scss

@@ -14,7 +14,7 @@
     text-decoration: none;
     color: inherit;
     text-transform: uppercase;
-    font-size: 2rem;
+    font-size: 2.5rem;
   }
 
   .nav-links {
@@ -34,6 +34,12 @@
   }
 }
 
+.divider{
+  flex-grow: 1;
+  border-bottom: 0.15rem solid black;
+  margin: 5px;
+}
+
 .menu-icon {
   position: relative;
   padding: 26px 10px;