[FIX] website: correct padding of footer

addons/website/static/src/css/website.css

@@ -183,7 +183,7 @@ footer {
   background: rgba(200, 200, 200, 0.1);
 }
 
-#footer_container {
+#footer_container, #footer {
   padding-top: 24px;
   padding-bottom: 12px;
 }

addons/website/static/src/css/website.sass

@@ -137,7 +137,7 @@ footer
     background: rgb(239, 248, 248)
     background: rgba(200, 200, 200, 0.1)
 
-#footer_container
+#footer_container, #footer
     padding-top: 24px
     padding-bottom: 12px
 

addons/website/views/website_templates.xml

@@ -248,7 +248,7 @@
 <template id="footer_custom" inherit_id="website.layout" name="Footer">
     <xpath expr="//div[@id='footer_container']" position="replace">
         <div class="oe_structure" id="footer">
-            <section data-snippet-id='three-columns' class="mt16 mb16">
+            <section data-snippet-id='three-columns'>
                 <div class="container">
                     <div class="row">
                         <div class="col-md-4">