reorganize margin-top of .main

src/client/styles/scss/_layout.scss

@@ -30,6 +30,10 @@ body {
 
 .main {
   margin-top: 1rem;
+
+  @include media-breakpoint-up(md) {
+    margin-top: 3rem;
+  }
 }
 
 .top-of-table-contents {

src/server/views/widget/page_alerts.html

@@ -1,4 +1,4 @@
-<div class="row row-alerts mt-5 d-edit-none">
+<div class="row row-alerts d-edit-none">
   <div class="col-sm-12">
     {% if page && page.grant && page.grant > 1 %}
 

src/server/views/widget/page_content.html

@@ -55,7 +55,7 @@
 </div>
 
 <div class="d-none d-lg-block revision-toc-container ml-4">
-  <div id="revision-toc" class="revision-toc mt-3 sps sps--abv" data-sps-offset="123">
+  <div id="revision-toc" class="revision-toc sps sps--abv" data-sps-offset="123">
     <div id="revision-toc-content" class="revision-toc-content"></div>
   </div>
 </div>