diff --git a/src/pages/403.astro b/src/pages/403.astro
new file mode 100644
index 0000000..1c3c670
--- /dev/null
+++ b/src/pages/403.astro
@@ -0,0 +1,33 @@
+<!doctype html>
+<html>
+  <head>
+    <meta name='viewport' content='width=device-width' />
+    <meta charset='utf-8' />
+    <title>Khinsider Downloader</title>
+    <meta name='next-head-count' content='3' />
+  </head>
+
+  <body>
+    <div id='__next'>
+      <div
+        style='color:#fff;background:#121212;font-family:-apple-system, BlinkMacSystemFont, Roboto, "Segoe UI", "Fira Sans", Avenir, "Helvetica Neue", "Lucida Grande", sans-serif;height:100vh;text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:center'
+      >
+        <div>
+          <style>
+            body {
+              margin: 0;
+            }
+          </style>
+          <h1
+            style='display:inline-block;border-right:1px solid rgba(255, 255, 255,.3);margin:0;margin-right:20px;padding:10px 23px 10px 0;font-size:24px;font-weight:500;vertical-align:top'
+          >
+            403
+          </h1>
+          <div style='display:inline-block;text-align:left;line-height:49px;height:49px;vertical-align:middle'>
+            <h2 style='font-size:14px;font-weight:normal;line-height:inherit;margin:0;padding:0'>Forbidden<!-- -->.</h2>
+          </div>
+        </div>
+      </div>
+    </div>
+  </body>
+</html>
diff --git a/src/pages/404.astro b/src/pages/404.astro
new file mode 100644
index 0000000..b129e6d
--- /dev/null
+++ b/src/pages/404.astro
@@ -0,0 +1,55 @@
+<!doctype html>
+<html>
+  <head>
+    <meta name="viewport" content="width=device-width" />
+    <meta charset="utf-8" />
+    <title>Khinsider Downloader</title>
+    <meta name="next-head-count" content="3" />
+  </head>
+  <body>
+    <div id="__next">
+      <div
+        style="
+          color: #fff;
+          background: #121212;
+          font-family:
+            -apple-system, BlinkMacSystemFont, Roboto, 'Segoe UI', 'Fira Sans', Avenir, 'Helvetica Neue',
+            'Lucida Grande', sans-serif;
+          height: 100vh;
+          text-align: center;
+          display: flex;
+          flex-direction: column;
+          align-items: center;
+          justify-content: center;
+        "
+      >
+        <div>
+          <style>
+            body {
+              margin: 0;
+            }
+          </style>
+          <h1
+            style="
+              display: inline-block;
+              border-right: 1px solid rgba(255, 255, 255, 0.3);
+              margin: 0;
+              margin-right: 20px;
+              padding: 10px 23px 10px 0;
+              font-size: 24px;
+              font-weight: 500;
+              vertical-align: top;
+            "
+          >
+            404
+          </h1>
+          <div style="display: inline-block; text-align: left; line-height: 49px; height: 49px; vertical-align: middle">
+            <h2 style="font-size: 14px; font-weight: normal; line-height: inherit; margin: 0; padding: 0">
+              Not Found<!-- -->.
+            </h2>
+          </div>
+        </div>
+      </div>
+    </div>
+  </body>
+</html>
