//Site1.Master
 <style>
     body {
         font-family: Arial, sans-serif;
         margin: 0;
         padding: 0;
     }

     header {
         background-color: #003366;
         color: white;
         padding: 15px;
         text-align: center;
         font-size: 24px;
     }

     nav {
         background-color: #005599;
         overflow: hidden;
     }

     nav a {
         float: left;
         display: block;
         color: white;
         text-align: center;
         padding: 14px 20px;
         text-decoration: none;
     }

     nav a:hover {
         background-color: #003366;
     }

     footer {
         background-color: #003366;
         color: white;
         text-align: center;
         padding: 10px;
         position: fixed;
         bottom: 0;
         width: 100%;
     }

     .content {
         padding: 20px;
         margin-bottom: 60px; /* space for footer */
     }
 </style>

//inside form tag
 <header>
     Welcome to ABC College of Engineering
 </header>

 <nav>
     <a href="Home.aspx">Home</a>
     <a href="Aboutus.aspx">About</a>
     
     <a href="Contactus.aspx">Contact</a>
 </nav>

 <div class="content">
     <asp:ContentPlaceHolder ID="ContentPlaceHolder1" runat="server">
     </asp:ContentPlaceHolder>
 </div>

 <footer>
     &copy; 2025 ABC College | All Rights Reserved
 </footer>
//Aboutus.apsx
    <h2>About Our College</h2>
<p>Founded in 1990, ABC College of Engineering is one of the premier institutions offering quality education.</p>
<p>Our mission is to produce skilled engineers and leaders capable of addressing global challenges.</p>
//similarly Contactus.aspx