Add notice about site purpose and link to CC tools in footer

- Included a new caption explaining the site's focus on developer contributions.
- Added a link to Creative Commons tools in the footer for easier navigation.
- Minor formatting adjustments.

Author: MohdMuslim92

themes/vocabulary_theme/templates/layout.html

@@ -238,7 +238,7 @@ <h5 class="b-header">Subscribe to our newsletter</h5>
                   <input type="submit" value="subscribe" class="button small">
                  </form>
                </div>
-              <div class="attribution margin-top-bigger">
+               <div class="attribution margin-top-bigger">
                 <p class="caption">
                   Except where otherwise
                   <a href="https://creativecommons.org/policies#license" target="_blank" rel="noopener">noted</a>,
@@ -249,6 +249,12 @@ <h5 class="b-header">Subscribe to our newsletter</h5>
                   by
                   <a href="https://fontawesome.com/" target="_blank" rel="noopener">Font Awesome</a>.
                 </p>
+                <!-- Notice for site purpose and link to CC tools -->
+                <p class="caption">
+                  This site is for developers looking to contribute to Creative Commons. Anyone can use 
+                  <a href="https://creativecommons.org/share-your-work/" target="_blank" rel="noopener">CC tools</a> 
+                  to share their works.
+                </p>
                 <div class="margin-top-smaller">
                   <i class="icon margin-right-small is-size-4">cclogo</i>
                   <i class="icon margin-right-small is-size-4">ccby</i>