diff --git a/_layouts/not_found.html b/_layouts/not_found.html
new file mode 100644
index 00000000..16829bb3
--- /dev/null
+++ b/_layouts/not_found.html
@@ -0,0 +1,37 @@
+
+
+
+
+ {% include google_analytics.html %}
+ {% include osc_analytics.html %}
+ {% include dap.html %}
+
+
+
+
+
+
+
+ {% capture title -%}
+ {% if page.title %}{{ page.title }} | {{ site.title }}{% else %}{{ site.title }}{% endif -%}
+ {% endcapture -%}
+
+ {{ title }}
+
+
+ {% if page.lead -%}
+
+
+ {% endif -%}
+
+
+
+
+
+
+
+
+
+ {{ content }}
+
+
diff --git a/_pages/404.md b/_pages/404.md
new file mode 100644
index 00000000..b28e0a3f
--- /dev/null
+++ b/_pages/404.md
@@ -0,0 +1,33 @@
+---
+layout: not_found
+title: This page is no longer available.
+permalink: /404.html
+sitemap: false
+---
+
+
+
+
+
+
+
+ The page you are looking for may have moved or is no longer available.
+
+
+ Please check the URL.
+
+
+ Here are some links that might be helpful:
+
+
+
+
+
+
diff --git a/assets/scss/_not_found.scss b/assets/scss/_not_found.scss
new file mode 100644
index 00000000..c3cace7c
--- /dev/null
+++ b/assets/scss/_not_found.scss
@@ -0,0 +1,75 @@
+html.not-found {
+ height: 100%;
+}
+
+body.not-found {
+ color: #fff;
+ text-align: center;
+ height: 100%;
+
+ main {
+ background-color: #112e51;
+ }
+
+ a,
+ a:focus,
+ a:hover {
+ color: #fff;
+ }
+
+ .site-wrapper {
+ height: 100%;
+ min-height: 100%;
+ width: 100%;
+ display: table;
+ }
+
+ .site-wrapper-inner {
+ display: table-cell;
+ vertical-align: middle;
+ }
+
+ .cover-container {
+ margin: auto;
+ max-width: 600px;
+ }
+
+ .inner {
+ padding: 0 30px;
+ }
+
+ .cover {
+ padding: 0 20px;
+ }
+
+ .masthead-brand {
+ margin-top: 10px;
+ }
+
+ ul {
+ padding: 0;
+ }
+
+ li {
+ display: inline;
+ margin: 20px;
+ }
+
+ h1 {
+ margin-top: 32px;
+ margin-bottom: 24px;
+ }
+
+ @media (min-width: 768px) {
+ .cover-container {
+ width: 100%;
+ }
+ }
+
+ @media (min-width: 992px) {
+ .cover-container {
+ width: 720px;
+ }
+ }
+ }
+
\ No newline at end of file
diff --git a/assets/scss/main.css.scss b/assets/scss/main.css.scss
index f98540ba..f6d8d96d 100644
--- a/assets/scss/main.css.scss
+++ b/assets/scss/main.css.scss
@@ -14,6 +14,7 @@
);
@forward "uswds";
@forward "footer";
+@forward "not_found";
$block-background-color: #fafafa;