I Have Dynamically Created A Div In Which I Loaded Images After All The Images Loaded I Created A New Div And Want To Display New Div After The Images

protected void BindMainGallery()
{
    try
    {
        using (EConnectContext context = new EConnectContext())
        {
            mltvGallery.ActiveViewIndex = 0;
            var gallery = from p in context.PhotoGallery


                          where p.IsVisible == true && p.ActiveFrom <= DateTime.Now && p.ActiveTill >= DateTime.Now
                          select new
                          {
                              GalleryName = p.Name,
                              ID = p.ID,
                              //Title = c.Title,
                              //Description = c.Description,
                              //ImgPath = c.ImageFilePath,
                              //ImgContent = c.ImageFileContent,
                              //ImgName = c.ImageFileName
                          };
            LiteralControl li = new LiteralControl();
            if (gallery.Count() > 0)
            {
                foreach (var g in gallery.ToList())
                {
                    var photoGallery = context.Gallery.Where(a => a.GalleryID == g.ID && a.IsHome == true && a.IsVisible == true).ToList().FirstOrDefault();
                    li = new LiteralControl();
                    if (photoGallery != null)
                    {
                        //li.Text = "<a href="#">"+g.GalleryName+"</a>";
                        if (File.Exists(Server.MapPath("~/" + photoGallery.ImageFilePath)))
                        {
                            li.Text = "<div class="\"fram\""></div><div class="txtGallery">" + g.GalleryName + "</div>";
                        }
                        else
                        {
                            string fileID = Guid.NewGuid().ToString();
                            FileStream fsImg = new FileStream(Server.MapPath("~/Docs/" + fileID + photoGallery.ImageFileName), FileMode.Create, FileAccess.Write);
                            string filePath = "Docs/" + fileID + photoGallery.ImageFileName;
                            Byte[] imgBytes = photoGallery.ImageFileContent;
                            fsImg.Write(imgBytes, 0, imgBytes.Length);
                            fsImg.Close();
                            li.Text = "<div class="\"fram\""></div><div class="txtGallery">" + g.GalleryName + "</div>";
                        }
                    }
                    else
                    {
                        li.Text = "<div class="\"fram\""></div><div class="txtGallery">" + g.GalleryName + "</div>";
                    }

                    divMain.Controls.Add(li);
                }
            }
            li = new LiteralControl();
            li.Text = "<div style="border-style:dashed;padding:0 10px 0 10px;removed:absolute;margin-removed20px;"><a style="text-decoration:none;" href="\"#\"" önclick="showModalPopUp();"><div>+</div></a></div>";
            divMain.Controls.Add(li);
            
        };
    }
    catch (Exception ex)
    {
        ShowAlert(ex.Message);
    }
}

<div id="divMain"  runat="server" style="min-height:700px;" class="main">

Css Class=.main
{
float: left;
    height: auto;
    width: auto;
 
}