Update index_site.jet.html (#1681)

* Update index_site.jet.html

* Update classic.css

public/css/themes/classic.css

@@ -15,6 +15,9 @@ body, .header {
     body {
         margin-top: 0!important;
     }
+    .header-height-offset {
+        display: none;
+    }
 }
 .modtools {
     top: 43px;

templates/layouts/index_site.jet.html

@@ -15,6 +15,6 @@
             <div id="announce"><span style="font-weight:bold;">{{T("announcement")}}</span><br>{{ .|raw }}</div>
         {{ end }}
     {{ end }}
-{{ yield search_refine(url=URL.Parse("/search")) }}
+{{ yield search_refine(url=URL.Parse(Search.SearchURL)) }}
 {{ block content_body()}}{{end}}
 {{end}}