Center checkbox in a cell horizontally by default

Author: mpryvkin

css/dataTables.checkboxes.css

@@ -4,6 +4,11 @@ table.dataTable tbody td.dt-checkboxes-cell {
   cursor: pointer;
 }
 
+table.dataTable thead th.dt-checkboxes-select-all,
+table.dataTable tbody td.dt-checkboxes-cell {
+  text-align: center;
+}
+
 div.dataTables_wrapper span.select-info,
 div.dataTables_wrapper span.select-item {
   margin-left: 0.5em;