diff --git a/web/bun.lockb b/web/bun.lockb
index b7674cd..998f07f 100755
Binary files a/web/bun.lockb and b/web/bun.lockb differ
diff --git a/web/package.json b/web/package.json
index 4ffb939..5a41653 100644
--- a/web/package.json
+++ b/web/package.json
@@ -11,10 +11,14 @@
     "fmt": "prettier --write ."
   },
   "dependencies": {
+    "@radix-ui/react-tooltip": "^1.1.2",
     "@tabler/icons-react": "^3.14.0",
+    "clsx": "^2.1.1",
     "date-fns": "^3.6.0",
     "react": "^18.3.1",
-    "react-dom": "^18.3.1"
+    "react-dom": "^18.3.1",
+    "tailwind-merge": "^2.5.2",
+    "tailwindcss-animate": "^1.0.7"
   },
   "devDependencies": {
     "@eslint/js": "^9.9.0",
diff --git a/web/src/App.tsx b/web/src/App.tsx
index d1d586c..c9ded3b 100644
--- a/web/src/App.tsx
+++ b/web/src/App.tsx
@@ -1,33 +1,16 @@
-import { MouseEvent, useState } from "react";
+import { useState } from "react";
 import Logo from "./components/Logo";
 import Statistic from "./components/Statistic";
 import Image from "./components/Image";
 import { LastChecked } from "./components/LastChecked";
 import Loading from "./components/Loading";
 import { Data } from "./types";
+import { theme } from "./theme";
+import RefreshButton from "./components/RefreshButton";
 
 function App() {
   const [data, setData] = useState<Data | null>(null);
-  const theme = "neutral"; // Stupid, I know but I want both the dev and prod to work easily.
   if (!data) return <Loading onLoad={setData} />;
-  const refresh = (event: MouseEvent) => {
-    const btn = event.currentTarget as HTMLButtonElement;
-    btn.disabled = true;
-
-    let request = new XMLHttpRequest();
-    request.onload = () => {
-      if (request.status === 200) {
-        window.location.reload();
-      }
-    };
-    request.open(
-      "GET",
-      process.env.NODE_ENV === "production"
-        ? "/refresh"
-        : `http://${window.location.hostname}:8000/refresh`
-    );
-    request.send();
-  };
   return (
     <div
       className={`flex justify-center min-h-screen bg-${theme}-50 dark:bg-${theme}-950`}
@@ -56,24 +39,7 @@ function App() {
               className={`flex justify-between items-center px-6 py-4 text-${theme}-500`}
             >
               <LastChecked datetime={data.last_updated} />
-              <button className="group" onClick={refresh}>
-                <svg
-                  xmlns="http://www.w3.org/2000/svg"
-                  width="24"
-                  height="24"
-                  viewBox="0 0 24 24"
-                  fill="none"
-                  stroke="currentColor"
-                  stroke-width="2"
-                  stroke-linecap="round"
-                  stroke-linejoin="round"
-                  className="group-disabled:animate-spin"
-                >
-                  <path stroke="none" d="M0 0h24v24H0z" fill="none" />
-                  <path d="M4,11A8.1,8.1 0 0 1 19.5,9M20,5v4h-4" />
-                  <path d="M20,13A8.1,8.1 0 0 1 4.5,15M4,19v-4h4" />
-                </svg>
-              </button>
+              <RefreshButton />
             </div>
             <ul
               className={`*:py-4 *:px-6 *:flex *:items-center *:gap-3 dark:divide-${theme}-800 divide-y dark:text-white`}
diff --git a/web/src/components/Image.tsx b/web/src/components/Image.tsx
index 24ad49c..906fad1 100644
--- a/web/src/components/Image.tsx
+++ b/web/src/components/Image.tsx
@@ -4,6 +4,7 @@ import {
   IconCube,
   IconHelpCircleFilled,
 } from "@tabler/icons-react";
+import { WithTooltip } from "./Tooltip";
 
 export default function Image({
   name,
@@ -17,13 +18,28 @@ export default function Image({
       <IconCube className="size-6 shrink-0" />
       {name}
       {status == false && (
-        <IconCircleCheckFilled className="text-green-500 ml-auto size-6 shrink-0" />
+        <WithTooltip
+          text="Up to date"
+          className="text-green-500 ml-auto size-6 shrink-0"
+        >
+          <IconCircleCheckFilled />
+        </WithTooltip>
       )}
       {status == true && (
-        <IconCircleArrowUpFilled className="text-blue-500 ml-auto size-6 shrink-0" />
+        <WithTooltip
+          text="Update available"
+          className="text-blue-500 ml-auto size-6 shrink-0"
+        >
+          <IconCircleArrowUpFilled />
+        </WithTooltip>
       )}
       {status == null && (
-        <IconHelpCircleFilled className="text-gray-500 ml-auto size-6 shrink-0" />
+        <WithTooltip
+          text="Unknown"
+          className="text-gray-500 ml-auto size-6 shrink-0"
+        >
+          <IconHelpCircleFilled />
+        </WithTooltip>
       )}
     </li>
   );
diff --git a/web/src/components/Loading.tsx b/web/src/components/Loading.tsx
index d79c75b..ef1f420 100644
--- a/web/src/components/Loading.tsx
+++ b/web/src/components/Loading.tsx
@@ -1,14 +1,14 @@
 import { IconLoader2 } from "@tabler/icons-react";
 import { Data } from "../types";
 import Logo from "./Logo";
+import { theme } from "../theme";
 
 export default function Loading({ onLoad }: { onLoad: (data: Data) => void }) {
-  const theme = "neutral";
   fetch(
     process.env.NODE_ENV === "production"
       ? "/json"
       : `http://${window.location.hostname}:8000/json`,
-  ).then((response) => response.json().then((data) => onLoad(data)));
+  ).then((response) => response.json().then((data) => {onLoad(data as Data)}));
   return (
     <div
       className={`flex justify-center min-h-screen bg-${theme}-50 dark:bg-${theme}-950`}
diff --git a/web/src/components/RefreshButton.tsx b/web/src/components/RefreshButton.tsx
new file mode 100644
index 0000000..a1d4863
--- /dev/null
+++ b/web/src/components/RefreshButton.tsx
@@ -0,0 +1,45 @@
+import { MouseEvent } from "react";
+import { WithTooltip } from "./Tooltip";
+
+export default function RefreshButton() {
+  const refresh = (event: MouseEvent) => {
+    const btn = event.currentTarget as HTMLButtonElement;
+    btn.disabled = true;
+
+    const request = new XMLHttpRequest();
+    request.onload = () => {
+      if (request.status === 200) {
+        window.location.reload();
+      }
+    };
+    request.open(
+      "GET",
+      process.env.NODE_ENV === "production"
+        ? "/refresh"
+        : `http://${window.location.hostname}:8000/refresh`,
+    );
+    request.send();
+  };
+  return (
+    <WithTooltip text="Reload">
+      <button className="group" onClick={refresh}>
+        <svg
+          xmlns="http://www.w3.org/2000/svg"
+          width="24"
+          height="24"
+          viewBox="0 0 24 24"
+          fill="none"
+          stroke="currentColor"
+          strokeWidth="2"
+          strokeLinecap="round"
+          strokeLinejoin="round"
+          className="group-disabled:animate-spin"
+        >
+          <path stroke="none" d="M0 0h24v24H0z" fill="none" />
+          <path d="M4,11A8.1,8.1 0 0 1 19.5,9M20,5v4h-4" />
+          <path d="M20,13A8.1,8.1 0 0 1 4.5,15M4,19v-4h4" />
+        </svg>
+      </button>
+    </WithTooltip>
+  );
+}
diff --git a/web/src/components/Statistic.tsx b/web/src/components/Statistic.tsx
index e6bda7d..88e96da 100644
--- a/web/src/components/Statistic.tsx
+++ b/web/src/components/Statistic.tsx
@@ -4,6 +4,7 @@ import {
   IconEyeFilled,
   IconHelpCircleFilled,
 } from "@tabler/icons-react";
+import { theme } from "../theme";
 
 export default function Statistic({
   name,
@@ -12,7 +13,6 @@ export default function Statistic({
   name: string;
   value: number;
 }) {
-  const theme = "neutral";
   name = name.replaceAll("_", " ");
   name = name.slice(0, 1).toUpperCase() + name.slice(1); // Capitalize name
   return (
diff --git a/web/src/components/Tooltip.tsx b/web/src/components/Tooltip.tsx
new file mode 100644
index 0000000..740699d
--- /dev/null
+++ b/web/src/components/Tooltip.tsx
@@ -0,0 +1,46 @@
+import { Provider, Root, Trigger, Content } from "@radix-ui/react-tooltip";
+import { cn } from "../utils";
+import { forwardRef, ReactNode } from "react";
+import { theme } from "../theme";
+
+const TooltipContent = forwardRef<
+  React.ElementRef<typeof Content>,
+  React.ComponentPropsWithoutRef<typeof Content>
+>(({ className, sideOffset = 4, ...props }, ref) => (
+  <Content
+    ref={ref}
+    sideOffset={sideOffset}
+    className={cn(
+      `z-50 overflow-hidden rounded-md border border-${theme}-200 bg-white px-3 py-1.5 text-sm text-${theme}-950 shadow-md animate-in fade-in-0 zoom-in-95 data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=closed]:zoom-out-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 dark:border-${theme}-800 dark:bg-${theme}-950 dark:text-${theme}-50`,
+      className,
+    )}
+    {...props}
+  />
+));
+
+TooltipContent.displayName = Content.displayName;
+
+const WithTooltip = ({
+  children,
+  text,
+  className,
+}: {
+  children: ReactNode;
+  text: string;
+  className?: string;
+}) => {
+  return (
+    <Provider>
+      <Root>
+        <Trigger className={className} asChild>
+          {children}
+        </Trigger>
+        <TooltipContent>
+          <p className="text-black dark:text-white">{text}</p>
+        </TooltipContent>
+      </Root>
+    </Provider>
+  );
+};
+
+export { WithTooltip };
diff --git a/web/src/theme.ts b/web/src/theme.ts
new file mode 100644
index 0000000..b8b92bc
--- /dev/null
+++ b/web/src/theme.ts
@@ -0,0 +1 @@
+export const theme = "neutral"; // Will be modified by server at runtime
diff --git a/web/src/types.ts b/web/src/types.ts
index 7ec9d54..b2b2ce5 100644
--- a/web/src/types.ts
+++ b/web/src/types.ts
@@ -1,12 +1,10 @@
-export type Data = {
+export interface Data {
   metrics: {
     monitored_images: number;
     up_to_date: number;
     update_available: number;
     unknown: number;
   };
-  images: {
-    [key: string]: boolean | null;
-  };
+  images: Record<string, boolean | null>;
   last_updated: string;
 };
diff --git a/web/src/utils.ts b/web/src/utils.ts
new file mode 100644
index 0000000..a5ef193
--- /dev/null
+++ b/web/src/utils.ts
@@ -0,0 +1,6 @@
+import { clsx, type ClassValue } from "clsx";
+import { twMerge } from "tailwind-merge";
+
+export function cn(...inputs: ClassValue[]) {
+  return twMerge(clsx(inputs));
+}
diff --git a/web/tailwind.config.js b/web/tailwind.config.js
index a56be7f..eefd6bd 100644
--- a/web/tailwind.config.js
+++ b/web/tailwind.config.js
@@ -4,7 +4,7 @@ export default {
   theme: {
     extend: {},
   },
-  plugins: [],
+  plugins: [require("tailwindcss-animate")],
   safelist: [
     // Generate minimum extra CSS
     {
@@ -33,5 +33,12 @@ export default {
       pattern: /divide-(gray|neutral)-800/,
       variants: ["dark"],
     },
+    {
+      pattern: /border-(gray|neutral)-200/,
+    },
+    {
+      pattern: /border-(gray|neutral)-800/,
+      variants: ["dark"],
+    },
   ],
 };
diff --git a/web/vite.config.ts b/web/vite.config.ts
index 43d9003..4fdbb75 100644
--- a/web/vite.config.ts
+++ b/web/vite.config.ts
@@ -5,7 +5,8 @@ import react from "@vitejs/plugin-react-swc";
 export default defineConfig({
   plugins: [react()],
   build: {
-    rollupOptions: { // https://stackoverflow.com/q/69614671/vite-without-hash-in-filename#75344943
+    rollupOptions: {
+      // https://stackoverflow.com/q/69614671/vite-without-hash-in-filename#75344943
       output: {
         entryFileNames: `assets/[name].js`,
         chunkFileNames: `assets/[name].js`,