diff --git a/CMS_SC/SchemaCollFamMacc.aspx b/CMS_SC/SchemaCollFamMacc.aspx
index d63b4c4..ea5071d 100644
--- a/CMS_SC/SchemaCollFamMacc.aspx
+++ b/CMS_SC/SchemaCollFamMacc.aspx
@@ -35,7 +35,7 @@
             <asp:Button runat="server" ID="btnClonaConfFamMacch" CssClass="btn btn-warning" Text='<%# traduci("btnClonaConfFamMacch") %>' OnClick="btnClonaConfFamMacch_Click" />
             <div runat="server" id="divFamMaccFrom">
               <div style="float: left;">
-                <asp:DropDownList runat="server" ID="ddlSelFamMacc" DataSourceID="odsFamMacc" DataTextField="label" DataValueField="value"></asp:DropDownList>
+                <asp:DropDownList runat="server" ID="ddlSelFamMacc" DataSourceID="odsFamMacc" DataTextField="label" DataValueField="value" CssClass="form-control form-control-sm"></asp:DropDownList>
                 <asp:ObjectDataSource ID="odsFamMacc" runat="server" OldValuesParameterFormatString="original_{0}" SelectMethod="GetData" TypeName="CMS_SC_Data.DS_UtilityTableAdapters.v_selFamMaccTableAdapter"></asp:ObjectDataSource>
               </div>
             </div>