Introduction The RoundedCornersExtender control adds rounded corners to elements. Its properties are given below.
Now we take a ASP.NET Web Application and then we use a RoundedCornersExtender control to our application. Follow the given steps.
Step 1 : Take a ASP.NET Web Application. Step 2 : Go to Toolbox and take ScriptManager at first on the form.
Step 3 : Take a Panel and take three Labels, two TextBoxes and one Button control inside the Panel. Change the Text property of a Label and Button like in the following figure.Step 4 : Go to the ToolBox and take a RoundedCornersExtender control.Code on .aspx page<asp:RoundedCornersExtender ID="RoundedCornersExtender1" runat="server"> </asp:RoundedCornersExtender>