Removes feedback buttons (#2169)

* Removes feedback buttons

Signed-off-by: Fanit Kolchina <kolchfa@amazon.com>

* Put link to edit in left nav

Signed-off-by: Fanit Kolchina <kolchfa@amazon.com>

Signed-off-by: Fanit Kolchina <kolchfa@amazon.com>

_layouts/default.html

@@ -96,6 +96,9 @@ layout: table_wrappers
             {% endif %}
           {% endfor %}
         {% endif %}
+        <div class="site-footer">
+          <p class="text-small text-grey-dk-100">See a problem? Submit <a href="https://github.com/opensearch-project/documentation-website/issues">issues</a> or <a href="https://github.com/opensearch-project/documentation-website/edit/main/{{ page.path }}">edit this page</a> on <a href="https://github.com/opensearch-project/documentation-website/">GitHub</a>.</p>
+        </div>
       </nav>
     </div>
     <div class="copy-banner">
@@ -163,10 +166,10 @@ layout: table_wrappers
               {% endfor %}
             </ul>
           {% endif %}
-
+          <!--
           <hr>
           {% include feedback.html %}
-
+          -->
           {% capture footer_custom %}
             {%- include footer_custom.html -%}
           {% endcapture %}

_sass/custom/custom.scss

@@ -203,20 +203,23 @@ img {
 // Back to top button
 .top-link {
   display: block;
-  color: $body-text-color;
+  color: $grey-dk-000;
   font-size: 2rem;
   font-weight: bold;
   border-width:2px; 
   border-style:solid;
   border-color: $grey-lt-300;
   border-radius: 12px;
-  box-shadow: 1px 2px $grey-dk-000;
+  box-shadow: 1px 2px 3px $grey-lt-300;
   padding: 0.1rem 1rem;
   position: fixed;
   bottom: 30px;
   right: 40px;
+  z-index: 1;
   &:hover {
-    border-color: $body-text-color;
+    border-color: $grey-dk-000;
+    background-color: $sidebar-color;
+    color: $body-text-color;
   }
 }