<NME> userprefs.css
<BEF> #uprefs_content .form-horizontal .control-label {
    margin-left: 20px;
    text-align: left;
    width: 200px;
}

#uprefs_content > .form-horizontal .controls {
    margin-left: 240px;
}

<MSG> Delete css rules which seems to be useless

<DFF> @@ -1,9 +0,0 @@
-#uprefs_content .form-horizontal .control-label {
-    margin-left: 20px;
-    text-align: left;
-    width: 200px;
-}
-
-#uprefs_content > .form-horizontal .controls {
-    margin-left: 240px;
-}
\ No newline at end of file

Delete css rules which seems to be useless