defined class prepend-top-10 used for alignment issue

app/assets/stylesheets/pages/projects.scss

@@ -553,7 +553,3 @@ pre.light-well {
     position: relative;
   }
 }
-
-.form-control-padding-top {
-  padding-top: 10px;
-}
\ No newline at end of file

app/views/projects/hooks/index.html.haml

@@ -19,7 +19,7 @@
       = f.text_field :url, class: "form-control", placeholder: 'http://example.com/trigger-ci.json'
   .form-group
     = f.label :url, "Trigger", class: 'control-label'
-    .col-sm-10.form-control-padding-top
+    .col-sm-10.prepend-top-10
       %div
         = f.check_box :push_events, class: 'pull-left'
         .prepend-left-20