diff --git a/app/(docs)/layout.tsx b/app/(docs)/layout.tsx
index 1f915365..21294195 100644
--- a/app/(docs)/layout.tsx
+++ b/app/(docs)/layout.tsx
@@ -2,7 +2,6 @@ import { DocsLayout, type DocsLayoutProps } from "fumadocs-ui/layout";
 import type { ReactNode } from "react";
 import { ArrowUpRight } from "lucide-react";
 import { utils } from "@/utils/source";
-import { create } from "@/components/ui/icon";
 import { DocsLogo } from "@/components/ui/icon";
 import { Body, NavChildren, SidebarBanner } from "./layout.client";
 
diff --git a/app/global.css b/app/global.css
index 54176950..542236c7 100644
--- a/app/global.css
+++ b/app/global.css
@@ -31,6 +31,7 @@
     --code: 0 0% 100%;
     --highlight: 40 13% 91%;
     --content: 32.31 11.93% 78.63%;
+    --dark: 20 14.3% 4.1%;
   }
 
   .dark {
@@ -60,6 +61,7 @@
     --code: 0 7.7% 5.1%;
     --highlight: 12 6.2% 15.9%;
     --content: 40 5.33% 33.14%;
+    --dark: 20 14.3% 4.1%;
   }
 
   .bitcoin {
diff --git a/app/layout.tsx b/app/layout.tsx
index 0cf9faf9..3295e09c 100644
--- a/app/layout.tsx
+++ b/app/layout.tsx
@@ -5,6 +5,7 @@ import type { Viewport } from "next";
 import { baseUrl, createMetadata } from "@/utils/metadata";
 import { Provider } from "./provider";
 import { GoogleTagManager } from "@next/third-parties/google";
+import { Banner } from "@/components/ui/banner";
 import { Discord, Github, HiroSVG, Youtube, X } from "@/components/ui/icon";
 
 const GTM_ID = process.env.NEXT_PUBLIC_GTM_ID as string;
@@ -39,6 +40,15 @@ export default function RootLayout({
       <GoogleTagManager gtmId={GTM_ID} />
       <body className="flex min-h-screen flex-col">
         <Provider>
+          <Banner
+            id="master-of-clarity"
+            cta="Compete and find out"
+            url="https://hirosystems.mmm.page/masterofclarity"
+            startDate="2024-08-21"
+            endDate="2024-08-28"
+          >
+            Are you a Master of Clarity?
+          </Banner>
           {children}
           <Footer />
         </Provider>
diff --git a/components/ui/banner.tsx b/components/ui/banner.tsx
new file mode 100644
index 00000000..40274496
--- /dev/null
+++ b/components/ui/banner.tsx
@@ -0,0 +1,122 @@
+"use client";
+
+import { type HTMLAttributes, useCallback, useEffect, useState } from "react";
+import { Button } from "./button";
+import Link from "next/link";
+import { X } from "lucide-react";
+import { cn } from "@/utils/cn";
+import { cva } from "class-variance-authority";
+import { isWithinInterval, parseISO } from "date-fns";
+
+export const buttonVariants = cva(
+  "bg-[#CEEFD0] inline-flex items-center justify-center rounded-md p-2 text-sm text-primary font-medium transition-colors duration-100 disabled:pointer-events-none disabled:opacity-50",
+  {
+    variants: {
+      color: {
+        outline: "border hover:bg-accent hover:text-accent-foreground",
+        ghost: "hover:bg-accent hover:text-accent-foreground",
+        secondary:
+          "border bg-secondary text-secondary-foreground hover:bg-accent hover:text-accent-foreground",
+      },
+      size: {
+        sm: "gap-1 p-0.5 text-xs",
+        icon: "p-1.5 [&_svg]:size-5",
+      },
+    },
+  }
+);
+
+export function Banner({
+  id,
+  cta = "Call to Action",
+  url = "/",
+  startDate,
+  endDate,
+  ...props
+}: HTMLAttributes<HTMLDivElement> & {
+  cta?: string;
+  url?: string;
+  startDate?: string;
+  endDate?: string;
+}): React.ReactElement | null {
+  const [open, setOpen] = useState(true);
+  const [isWithinDateRange, setIsWithinDateRange] = useState(false);
+
+  useEffect(() => {
+    const now = new Date();
+    if (startDate && endDate) {
+      const start = parseISO(startDate);
+      const end = parseISO(endDate);
+      setIsWithinDateRange(isWithinInterval(now, { start, end }));
+    } else {
+      setIsWithinDateRange(true);
+    }
+
+    if (id) setOpen(localStorage.getItem(`nd-banner-${id}`) !== "true");
+  }, [id, startDate, endDate]);
+
+  useEffect(() => {
+    if (id) setOpen(localStorage.getItem(`nd-banner-${id}`) !== "true");
+  }, [id]);
+
+  const onClick = useCallback(() => {
+    setOpen(false);
+    if (id) localStorage.setItem(`nd-banner-${id}`, "true");
+  }, [id]);
+
+  if (!isWithinDateRange) return null;
+
+  return (
+    <div
+      id={id}
+      {...props}
+      className={cn(
+        "relative flex h-12 flex-row items-center justify-center bg-[#CEEFD0] px-4 text-center text-sm text-[hsl(var(--dark))] font-medium font-aeonik",
+        !open && "hidden",
+        props.className
+      )}
+      suppressHydrationWarning
+    >
+      {id ? (
+        <script
+          dangerouslySetInnerHTML={{
+            __html: `const ndBannerItem = localStorage.getItem('nd-banner-${id}');
+   if (ndBannerItem === 'true') {
+     document.getElementById('${id}').style.display = 'none';
+   }`,
+          }}
+        />
+      ) : null}
+      <div className="flex items-center justify-center space-x-4 text-inverted">
+        <div>{props.children}</div>
+        {cta && (
+          <Button
+            size="sm"
+            asChild
+            className="bg-[hsl(var(--dark))] text-[#CEEFD0] font-aeonik hover:bg-[hsl(var(--dark))] hover:text-white"
+          >
+            <a href={url} target="_blank" rel="noopener noreferrer">
+              {cta}
+            </a>
+          </Button>
+        )}
+      </div>
+      {id ? (
+        <button
+          type="button"
+          aria-label="Close Banner"
+          onClick={onClick}
+          className={cn(
+            buttonVariants({
+              className:
+                "absolute end-2 top-1/2 -translate-y-1/2 text-muted-foreground",
+              size: "icon",
+            })
+          )}
+        >
+          <X />
+        </button>
+      ) : null}
+    </div>
+  );
+}
diff --git a/components/ui/button.tsx b/components/ui/button.tsx
index c020e5da..9f1819ba 100644
--- a/components/ui/button.tsx
+++ b/components/ui/button.tsx
@@ -21,7 +21,7 @@ const buttonVariants = cva(
       },
       size: {
         default: "h-10 px-4 py-2",
-        sm: "h-9 rounded-md px-3",
+        sm: "h-8 rounded-md px-3",
         lg: "h-11 rounded-md px-8",
         icon: "h-10 w-10",
       },
