Add IDs to target print styles

_layouts/default.html

@@ -123,7 +123,7 @@ layout: table_wrappers
           <hr>
           <footer>
             {% if site.back_to_top %}
-              <p><a href="#top">{{ site.back_to_top_text }}</a></p>
+              <p><a href="#top" id="back-to-top">{{ site.back_to_top_text }}</a></p>
             {% endif %}
             {% if site.footer_content != nil %}
               <p class="text-small text-grey-dk-000 mb-0">{{ site.footer_content }}</p>
@@ -144,7 +144,7 @@ layout: table_wrappers
                   site.gh_edit_view_mode
                 %}
                   <p class="text-small text-grey-dk-000 mb-0">
-                    <a href="{{ site.gh_edit_repository }}/{{ site.gh_edit_view_mode }}/{{ site.gh_edit_branch }}/{{ page.path }}">{{ site.gh_edit_link_text }}</a>
+                    <a href="{{ site.gh_edit_repository }}/{{ site.gh_edit_view_mode }}/{{ site.gh_edit_branch }}/{{ page.path }}" id="edit-this-page">{{ site.gh_edit_link_text }}</a>
                   </p>
                 {% endif %}
               </div>

_sass/print.scss

+// stylelint-disable selector-max-specificity, selector-max-id, selector-max-type, selector-no-qualifying-type, primer/no-override,
+
+@media print {
+  .site-footer,
+  .site-button,
+  #edit-this-page,
+  #back-to-top,
+  .site-nav,
+  .main-header {
+    display: none !important;
+  }
+
+  .side-bar {
+    width: 100%;
+    height: auto;
+    border-right: 0 !important;
+  }
+
+  .site-header {
+    border-bottom: 1px solid $border-color;
+  }
+
+  .site-title {
+    font-size: $root-font-size !important;
+    font-weight: 700 !important;
+  }
+
+  .text-small {
+    font-size: 8pt !important;
+  }
+
+  pre.highlight {
+    border: 1px solid $border-color;
+  }
+
+  .main {
+    max-width: none;
+    margin-left: 0;
+  }
+}