Admin/Products/Add.aspx

<%@ Page Title="" Language="C#" MasterPageFile="~/Admin/Admin.master" AutoEventWireup="true" CodeFile="Add.aspx.cs" Inherits="Admin_Products_Add" %>

<asp:Content ID="Content1" ContentPlaceHolderID="title" runat="Server">
    <i class="fa fa-plus"></i>Add a Product
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="content" runat="Server">
    <form runat="server" class="form-horizontal">
        <div class="col-lg-6">
            <div class="form-group">
                <label class="control-label col-lg-4">Name</label>
                <div class="col-lg-8">
                    <asp:TextBox ID="txtName" runat="server"
                        class="form-control" MaxLength="100" required />
                </div>
            </div>
            <div class="form-group">
                <label class="control-label col-lg-4">Category</label>
                <div class="col-lg-8">
                    <asp:DropDownList ID="ddlCategories" runat="server"
                        class="form-control" required />
                </div>
            </div>
            <div class="form-group">
                <label class="control-label col-lg-4">Code</label>
                <div class="col-lg-8">
                    <asp:TextBox ID="txtCode" runat="server"
                        class="form-control" MaxLength="20" required />
                </div>
            </div>
            <div class="form-group">
                <label class="control-label col-lg-4">Description</label>
                <div class="col-lg-8">
                    <asp:TextBox ID="txtDesc" runat="server"
                        TextMode="MultiLine" Rows="5"
                        class="form-control" MaxLength="300" required />
                    <script>
                        CKEDITOR.replace('content_txtDesc');
                    </script>
                </div>
            </div>
            <div class="form-group">
                <label class="control-label col-lg-4">Image</label>
                <div class="col-lg-8">
                    <div class="fileinput fileinput-new" data-provides="fileinput">
                        <div class="fileinput-preview thumbnail" data-trigger="fileinput" style="width: 200px; height: 150px;"></div>
                        <div>
                            <span class="btn btn-default btn-file"><span class="fileinput-new">Select image</span><span class="fileinput-exists">Change</span><input type="file" name="..."></span>
                            <a href="#" class="btn btn-default fileinput-exists" data-dismiss="fileinput">Remove</a>
                        </div>
                    </div>
                </div>
            </div>
            <div class="form-group">
                <label class="control-label col-lg-4">Price</label>
                <div class="col-lg-8">
                    <asp:TextBox ID="txtPrice" runat="server"
                        class="form-control"
                        type="number" min="50.00" max="10000.00"
                        step="0.01" required />
                </div>
            </div>
        </div>
        <div class="col-lg-6">
            <div class="form-group">
                <label class="control-label col-lg-4">Is Featured?</label>
                <div class="col-lg-8">
                    <asp:RadioButtonList ID="rblFeatured" runat="server">
                        <asp:ListItem Selected="True">Yes</asp:ListItem>
                        <asp:ListItem>No</asp:ListItem>
                    </asp:RadioButtonList>
                </div>
            </div>
            <div class="form-group">
                <label class="control-label col-lg-4">Critical</label>
                <div class="col-lg-8">
                    <asp:TextBox ID="txtCritical" runat="server"
                        class="form-control"
                        type="number" min="1" max="100" required />
                </div>
            </div>
            <div class="form-group">
                <label class="control-label col-lg-4">Maximum</label>
                <div class="col-lg-8">
                    <asp:TextBox ID="txtMax" runat="server"
                        class="form-control"
                        type="number" min="1" max="100" required />
                </div>
            </div>
            <div class="form-group">
                <div class="col-lg-offset-4 col-lg-8">
                    <asp:Button ID="btnAdd" runat="server" CssClass="btn btn-success"
                        Text="Add" />
                </div>
            </div>
        </div>
    </form>
</asp:Content>