Few small things

src/app/earthquakes/page.tsx

@@ -1,7 +1,10 @@
+import Sidebar from "@/components/sidebar_e";
+
 export default function Earthquakes() {
   return (
     <div className="min-h-screen">
       <p>Earthquakes</p>
+      <Sidebar></Sidebar>
     </div>
   );
 }

src/app/observatories/page.tsx

@@ -1,7 +1,10 @@
+import Sidebar from "@/components/sidebar_o";
+
 export default function Observatories() {
   return (
     <div className="w-full h-full">
       <p>Observatories</p>
+      <Sidebar></Sidebar>
     </div>
   );
 }

src/components/navbar.tsx

@@ -49,7 +49,7 @@ export default function Navbar() {
   const [isModalOpen, setIsModalOpen] = useState(false);
 
   return (
-    <div className="flex sticky top-0 w-full h-14 z-40 font-medium bg-white">
+    <div className="flex sticky top-0 w-full h-14 z-40 font-medium bg-white border border-b-neutral-200">
       <div className="my-1 flex aspect-square ml-3 mr-3">
         <Link href="/" className="rounded-full">
           <Image height={2000} width={2000} alt="Logo" className="border border-neutral-300 rounded-full" src="/logo.png" />