corrected css margin-left for checkbox (#4041)

Resources/public/css/styles.css

@@ -358,6 +358,7 @@ td.sonata-ba-list-field .editable-empty:not(.editable-open) {
 .checkbox label,
 .radio label {
     font-weight: 700;
+    margin-left: -20px;
 }
 
 /**
@@ -370,7 +371,6 @@ td.sonata-ba-list-field .editable-empty:not(.editable-open) {
 .radio-inline div[class^="iradio"] {
     position: relative;
     margin-top: 4px \9;
-    margin-left: -20px;
     margin-right: 5px;
     margin-top: -3px;
 }