How to Add MasterPage into WebForms in ASP.NET

Sir, I need your help to add master page design to webforms in my Applications.

 

 In this , I added both .master page and .aspx page.

 

could you reply how can add master page reference in the webforms . Please tell me by step by step.

 

 

<%@ Master Language="C#" AutoEventWireup="true" CodeBehind="masterPage.master.cs" Inherits="SchoolAutomation.masterPage" %>

 And the webform.aspx file:-

 

 

 <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Home.aspx.cs" MasterPageFile="~/masterPage.Master" Inherits="SchoolAutomation.Web_Forms.Home" %>