update

EasyHtmlToolkit.Test/Program.cs

@@ -53,6 +53,10 @@ public static void Example1()
 
             doc.Body.AddChild(table);
 
+            doc.AddStyleToHead(@"table, th, td {
+  border: 1px solid black;
+}");
+
             doc.SaveToFile1("D:\\", "test1.html");
         }
 

EasyHtmlToolkit/Extensions/FileMinimizer.cs

@@ -0,0 +1,57 @@
+using System.Text.RegularExpressions;
+
+namespace EasyHtmlToolkit.Extensions
+{
+    public class FileMinimizer
+    {
+        public string GetMinimizedFileContent(string filePath)
+        {
+            try
+            {
+                // Read the file content
+                string fileContent = File.ReadAllText(filePath);
+
+                // Minimize the file content (remove comments, unnecessary whitespace, etc.)
+                string minimizedContent = MinimizeContent(fileContent);
+
+                return minimizedContent;
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Error reading or minimizing file: {ex.Message}");
+                return null;
+            }
+        }
+
+        private string MinimizeContent(string content)
+        {
+            // Remove comments (HTML, CSS, JS) and unnecessary whitespace
+            content = RemoveComments(content);
+            content = RemoveWhitespace(content);
+
+            return content;
+        }
+
+        private string RemoveComments(string content)
+        {
+            // Remove HTML comments: <!-- ... -->
+            content = Regex.Replace(content, @"<!--(.*?)-->", "", RegexOptions.Singleline);
+
+            // Remove CSS comments: /* ... */
+            content = Regex.Replace(content, @"/\*(.*?)\*/", "", RegexOptions.Singleline);
+
+            // Remove JavaScript comments: // ... or /* ... */
+            content = Regex.Replace(content, @"\/\/(.+?)\n|\/\*(.*?)\*\/", "", RegexOptions.Singleline);
+
+            return content;
+        }
+
+        private string RemoveWhitespace(string content)
+        {
+            // Remove unnecessary whitespace using regex
+            content = Regex.Replace(content, @"\s+", " ");
+
+            return content;
+        }
+    }
+}

EasyHtmlToolkit/HtmlDocument.cs

@@ -1,6 +1,4 @@
 using EasyHtmlToolkit.Models;
-using System.Net.Http;
-using System.Reflection.Metadata;
 using System.Text;
 
 namespace EasyHtmlToolkit
@@ -26,7 +24,7 @@ public HtmlDocument()
 
         #region Public Methods
 
-        public void AddStyleToHead(string css)
+        public void AddStyle(string css)
         {
             var styleElement = new HtmlElement("style");
             styleElement.InnerText = css;