Chinh sua UI

QuizMaster/.vs/QuizMaster/v17/DocumentLayout.json

@@ -10,21 +10,25 @@
       "AbsoluteMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|e:\\quizmaster\\quizmaster\\form2.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}",
       "RelativeMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|solutionrelative:form2.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}"
     },
-    {
-      "AbsoluteMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|e:\\quizmaster\\quizmaster\\form2.designer.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}",
-      "RelativeMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|solutionrelative:form2.designer.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}"
-    },
     {
       "AbsoluteMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|e:\\quizmaster\\quizmaster\\form1.designer.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}",
       "RelativeMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|solutionrelative:form1.designer.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}"
     },
-    {
-      "AbsoluteMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|e:\\quizmaster\\quizmaster\\dbhelper.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}",
-      "RelativeMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|solutionrelative:dbhelper.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}"
-    },
     {
       "AbsoluteMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|e:\\quizmaster\\quizmaster\\service\\datautil.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}",
       "RelativeMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|solutionrelative:service\\datautil.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}"
+    },
+    {
+      "AbsoluteMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|E:\\QuizMaster\\QuizMaster\\form1.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}|Form",
+      "RelativeMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|solutionrelative:form1.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}|Form"
+    },
+    {
+      "AbsoluteMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|e:\\quizmaster\\quizmaster\\form2.designer.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}",
+      "RelativeMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|solutionrelative:form2.designer.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}"
+    },
+    {
+      "AbsoluteMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|e:\\quizmaster\\quizmaster\\dbhelper.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}",
+      "RelativeMoniker": "D:0:0:{582DBFA6-720D-44B4-B48C-909F4DD98783}|QuizMaster.csproj|solutionrelative:dbhelper.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}"
     }
   ],
   "DocumentGroupContainers": [
@@ -44,7 +48,7 @@
               "RelativeDocumentMoniker": "Form1.cs",
               "ToolTip": "E:\\QuizMaster\\QuizMaster\\Form1.cs",
               "RelativeToolTip": "Form1.cs",
-              "ViewState": "AQIAAKoDAAAAAAAAAAAuwLMDAAAzAAAA",
+              "ViewState": "AQIAAAYEAAAAAAAAAAAcwBEEAAApAAAA",
               "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
               "WhenOpened": "2025-05-26T01:54:54.164Z",
               "IsPinned": true,
@@ -58,10 +62,22 @@
               "RelativeDocumentMoniker": "Form2.cs",
               "ToolTip": "E:\\QuizMaster\\QuizMaster\\Form2.cs",
               "RelativeToolTip": "Form2.cs",
-              "ViewState": "AQIAADoAAAAAAAAAAAAkwFwAAABOAAAA",
+              "ViewState": "AQIAAGMAAAAAAAAAAAAAAGwAAAAxAAAA",
               "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
               "WhenOpened": "2025-10-02T06:28:48.666Z",
-              "IsPinned": true
+              "IsPinned": true,
+              "EditorCaption": ""
+            },
+            {
+              "$type": "Document",
+              "DocumentIndex": 4,
+              "Title": "Form1.cs [Design]",
+              "DocumentMoniker": "E:\\QuizMaster\\QuizMaster\\Form1.cs",
+              "RelativeDocumentMoniker": "Form1.cs",
+              "ToolTip": "E:\\QuizMaster\\QuizMaster\\Form1.cs [Design]",
+              "RelativeToolTip": "Form1.cs [Design]",
+              "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
+              "WhenOpened": "2025-10-08T02:47:37.753Z"
             },
             {
               "$type": "Bookmark",
@@ -81,43 +97,44 @@
             },
             {
               "$type": "Document",
-              "DocumentIndex": 5,
+              "DocumentIndex": 3,
               "Title": "DataUtil.cs",
               "DocumentMoniker": "E:\\QuizMaster\\QuizMaster\\Service\\DataUtil.cs",
               "RelativeDocumentMoniker": "Service\\DataUtil.cs",
               "ToolTip": "E:\\QuizMaster\\QuizMaster\\Service\\DataUtil.cs",
               "RelativeToolTip": "Service\\DataUtil.cs",
-              "ViewState": "AQIAAC4BAAAAAAAAAAAAAEABAAAAAAAA",
+              "ViewState": "AQIAABsBAAAAAAAAAAAwwEABAAAAAAAA",
               "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
               "WhenOpened": "2025-05-29T01:45:12.308Z"
             },
             {
               "$type": "Document",
-              "DocumentIndex": 3,
+              "DocumentIndex": 2,
               "Title": "Form1.Designer.cs",
               "DocumentMoniker": "E:\\QuizMaster\\QuizMaster\\Form1.Designer.cs",
               "RelativeDocumentMoniker": "Form1.Designer.cs",
               "ToolTip": "E:\\QuizMaster\\QuizMaster\\Form1.Designer.cs",
               "RelativeToolTip": "Form1.Designer.cs",
-              "ViewState": "AQIAAFEAAAAAAAAAAAArwGMAAAAqAAAA",
+              "ViewState": "AQIAABoBAAAAAAAAAAAYwCcBAAAwAAAA",
               "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
-              "WhenOpened": "2025-09-30T04:14:48.709Z"
+              "WhenOpened": "2025-09-30T04:14:48.709Z",
+              "EditorCaption": ""
             },
             {
               "$type": "Document",
-              "DocumentIndex": 2,
+              "DocumentIndex": 5,
               "Title": "Form2.Designer.cs",
               "DocumentMoniker": "E:\\QuizMaster\\QuizMaster\\Form2.Designer.cs",
               "RelativeDocumentMoniker": "Form2.Designer.cs",
               "ToolTip": "E:\\QuizMaster\\QuizMaster\\Form2.Designer.cs",
               "RelativeToolTip": "Form2.Designer.cs",
-              "ViewState": "AQIAACAAAAAAAAAAAAArwDYAAAArAAAA",
+              "ViewState": "AQIAAAAAAAAAAAAAAAAAACcAAAAbAAAA",
               "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
               "WhenOpened": "2025-10-02T06:23:49.946Z"
             },
             {
               "$type": "Document",
-              "DocumentIndex": 4,
+              "DocumentIndex": 6,
               "Title": "DbHelper.cs",
               "DocumentMoniker": "E:\\QuizMaster\\QuizMaster\\DbHelper.cs",
               "RelativeDocumentMoniker": "DbHelper.cs",

QuizMaster/Form1.Designer.cs

@@ -30,6 +30,9 @@
         {
             tabControl1 = new TabControl();
             tabPage1 = new TabPage();
+            panel1 = new Panel();
+            panelcb = new Panel();
+            panelop = new Panel();
             textBox1 = new TextBox();
             btnUpload = new Button();
             BtnOpen = new Button();
@@ -39,113 +42,184 @@
             tabPage2 = new TabPage();
             chkIncludeAnswers = new CheckBox();
             lblNumberOfCopies = new Label();
-            txtNumberOfCopies = new TextBox();
+            txtNumberOfCopies = new NumericUpDown();
             tabControl1.SuspendLayout();
             tabPage1.SuspendLayout();
+            panel1.SuspendLayout();
+            panelcb.SuspendLayout();
+            panelop.SuspendLayout();
             tabPage2.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)txtNumberOfCopies).BeginInit();
             SuspendLayout();
             // 
             // tabControl1
             // 
+            tabControl1.Appearance = TabAppearance.FlatButtons;
             tabControl1.Controls.Add(tabPage1);
             tabControl1.Controls.Add(tabPage2);
+            tabControl1.Font = new Font("Segoe UI", 10F, FontStyle.Regular, GraphicsUnit.Point);
+            tabControl1.ItemSize = new Size(200, 40);
             tabControl1.Location = new Point(12, 12);
             tabControl1.Name = "tabControl1";
             tabControl1.SelectedIndex = 0;
             tabControl1.Size = new Size(1499, 955);
+            tabControl1.SizeMode = TabSizeMode.Fixed;
             tabControl1.TabIndex = 0;
             // 
             // tabPage1
             // 
-            tabPage1.Controls.Add(textBox1);
+            tabPage1.BackColor = Color.FromArgb(248, 249, 250);
-            tabPage1.Controls.Add(btnUpload);
+            tabPage1.Controls.Add(panel1);
-            tabPage1.Controls.Add(BtnOpen);
+            tabPage1.Location = new Point(4, 44);
-            tabPage1.Controls.Add(label2);
-            tabPage1.Controls.Add(button1);
-            tabPage1.Controls.Add(label1);
-            tabPage1.Location = new Point(4, 34);
             tabPage1.Name = "tabPage1";
             tabPage1.Padding = new Padding(3);
-            tabPage1.Size = new Size(1491, 917);
+            tabPage1.Size = new Size(1491, 907);
             tabPage1.TabIndex = 0;
-            tabPage1.Text = "Tải lên bộ câu hỏi";
+            tabPage1.Text = "📁 Tải lên bộ câu hỏi";
-            tabPage1.UseVisualStyleBackColor = true;
+            // 
+            // panel1
+            // 
+            panel1.BackColor = Color.White;
+            panel1.BorderStyle = BorderStyle.FixedSingle;
+            panel1.Controls.Add(textBox1);
+            panel1.Controls.Add(btnUpload);
+            panel1.Controls.Add(BtnOpen);
+            panel1.Controls.Add(label2);
+            panel1.Controls.Add(button1);
+            panel1.Controls.Add(label1);
+            panel1.Location = new Point(50, 50);
+            panel1.Name = "panel1";
+            panel1.Size = new Size(1000, 254);
+            panel1.TabIndex = 0;
+            // 
+            // panel_cb
+            // 
+            panelcb.BackColor = Color.White;
+            panelcb.BorderStyle = BorderStyle.FixedSingle;
+            panelcb.Location = new Point(50, 50);
+            panelcb.Name = "panelcb";
+            panelcb.Size = new Size(600, 300);
+            panelcb.MaximumSize = new Size(600, 300);
+            panelcb.TabIndex = 1;
+            panelcb.AutoScroll = true;
+            panelcb.AutoSize = true;
+            // 
+            // panel_op
+            // 
+            panelop.BackColor = Color.White;
+            panelop.BorderStyle = BorderStyle.FixedSingle;
+            panelop.Location = new Point(50, 350);
+            panelop.Controls.Add(chkIncludeAnswers);
+            panelop.Controls.Add(lblNumberOfCopies);
+            panelop.Controls.Add(txtNumberOfCopies);
+            panelop.Name = "panelop";
+            panelop.Size = new Size(600, 100);
+            panelop.MaximumSize = new Size(600, 300);
+            panelop.TabIndex = 2;
+            panelop.AutoScroll = true;
+            panelop.AutoSize = true;
             // 
             // textBox1
             // 
-            textBox1.Location = new Point(193, 92);
+            textBox1.BackColor = Color.FromArgb(248, 249, 250);
+            textBox1.BorderStyle = BorderStyle.FixedSingle;
+            textBox1.Font = new Font("Segoe UI", 10F, FontStyle.Regular, GraphicsUnit.Point);
+            textBox1.Location = new Point(259, 103);
             textBox1.Name = "textBox1";
             textBox1.ReadOnly = true;
-            textBox1.Size = new Size(273, 31);
+            textBox1.Size = new Size(300, 34);
             textBox1.TabIndex = 7;
             // 
             // btnUpload
             // 
-            btnUpload.Location = new Point(579, 92);
+            btnUpload.BackColor = Color.FromArgb(40, 167, 69);
+            btnUpload.Cursor = Cursors.Hand;
+            btnUpload.FlatAppearance.BorderSize = 0;
+            btnUpload.FlatStyle = FlatStyle.Flat;
+            btnUpload.Font = new Font("Segoe UI", 10F, FontStyle.Bold, GraphicsUnit.Point);
+            btnUpload.ForeColor = Color.White;
+            btnUpload.Location = new Point(721, 103);
             btnUpload.Name = "btnUpload";
-            btnUpload.Size = new Size(112, 32);
+            btnUpload.Size = new Size(150, 34);
             btnUpload.TabIndex = 8;
-            btnUpload.Text = "Upload";
+            btnUpload.Text = "📤 Upload";
-            btnUpload.UseVisualStyleBackColor = true;
+            btnUpload.UseVisualStyleBackColor = false;
             btnUpload.Click += btnUpload_Click;
             // 
             // BtnOpen
             // 
-            BtnOpen.Location = new Point(461, 92);
+            BtnOpen.BackColor = Color.FromArgb(0, 123, 255);
+            BtnOpen.Cursor = Cursors.Hand;
+            BtnOpen.FlatAppearance.BorderSize = 0;
+            BtnOpen.FlatStyle = FlatStyle.Flat;
+            BtnOpen.Font = new Font("Segoe UI", 10F, FontStyle.Bold, GraphicsUnit.Point);
+            BtnOpen.ForeColor = Color.White;
+            BtnOpen.Location = new Point(555, 103);
             BtnOpen.Name = "BtnOpen";
-            BtnOpen.Size = new Size(112, 32);
+            BtnOpen.Size = new Size(151, 34);
             BtnOpen.TabIndex = 6;
-            BtnOpen.Text = "Choose File";
+            BtnOpen.Text = "📂 Chọn File";
-            BtnOpen.UseVisualStyleBackColor = true;
+            BtnOpen.UseVisualStyleBackColor = false;
             BtnOpen.Click += btnOpen_Click;
             // 
             // label2
             // 
             label2.AutoSize = true;
-            label2.Location = new Point(28, 92);
+            label2.Font = new Font("Segoe UI", 10F, FontStyle.Bold, GraphicsUnit.Point);
+            label2.ForeColor = Color.FromArgb(52, 58, 64);
+            label2.Location = new Point(30, 105);
             label2.Name = "label2";
-            label2.Size = new Size(159, 25);
+            label2.Size = new Size(223, 28);
             label2.TabIndex = 5;
-            label2.Text = "Upload bộ câu hỏi";
+            label2.Text = "📄 Upload bộ câu hỏi:";
             // 
             // button1
             // 
-            button1.Location = new Point(195, 20);
+            button1.BackColor = Color.FromArgb(108, 117, 125);
+            button1.Cursor = Cursors.Hand;
+            button1.FlatAppearance.BorderSize = 0;
+            button1.FlatStyle = FlatStyle.Flat;
+            button1.Font = new Font("Segoe UI", 10F, FontStyle.Bold, GraphicsUnit.Point);
+            button1.ForeColor = Color.White;
+            button1.Location = new Point(228, 34);
             button1.Name = "button1";
-            button1.Size = new Size(112, 34);
+            button1.Size = new Size(186, 40);
             button1.TabIndex = 4;
-            button1.Text = "Download";
+            button1.Text = "📥 Tải File Mẫu";
-            button1.UseVisualStyleBackColor = true;
+            button1.UseVisualStyleBackColor = false;
             button1.Click += button1_Click;
             // 
             // label1
             // 
             label1.AutoSize = true;
-            label1.Location = new Point(28, 25);
+            label1.Font = new Font("Segoe UI", 10F, FontStyle.Bold, GraphicsUnit.Point);
+            label1.ForeColor = Color.FromArgb(52, 58, 64);
+            label1.Location = new Point(30, 40);
             label1.Name = "label1";
-            label1.Size = new Size(125, 25);
+            label1.Size = new Size(192, 28);
             label1.TabIndex = 3;
-            label1.Text = "Tải về file mẫu";
+            label1.Text = "📋 Tải về file mẫu:";
             // 
             // tabPage2
             // 
-            tabPage2.Controls.Add(chkIncludeAnswers);
+            tabPage2.BackColor = Color.FromArgb(248, 249, 250);
-            tabPage2.Controls.Add(lblNumberOfCopies);
+            tabPage2.Controls.Add(panelcb);
-            tabPage2.Controls.Add(txtNumberOfCopies);
+            tabPage2.Controls.Add(panelop);
-            tabPage2.Location = new Point(4, 34);
+            tabPage2.Location = new Point(4, 44);
             tabPage2.Name = "tabPage2";
             tabPage2.Padding = new Padding(3);
-            tabPage2.Size = new Size(1491, 917);
+            tabPage2.Size = new Size(1491, 907);
             tabPage2.TabIndex = 1;
-            tabPage2.Text = "Tạo bộ câu hỏi ngẫu nhiên";
+            tabPage2.Text = "🎲 Tạo bộ câu hỏi ngẫu nhiên";
-            tabPage2.UseVisualStyleBackColor = true;
             // 
             // chkIncludeAnswers
             // 
             chkIncludeAnswers.AutoSize = true;
-            chkIncludeAnswers.Location = new Point(250, 10);
+            chkIncludeAnswers.Font = new Font("Segoe UI", 10F, FontStyle.Regular, GraphicsUnit.Point);
+            chkIncludeAnswers.ForeColor = Color.FromArgb(52, 58, 64);
+            chkIncludeAnswers.Location = new Point(324, 0);
             chkIncludeAnswers.Name = "chkIncludeAnswers";
-            chkIncludeAnswers.Size = new Size(137, 29);
+            chkIncludeAnswers.Size = new Size(145, 32);
             chkIncludeAnswers.TabIndex = 2;
             chkIncludeAnswers.Text = "In có đáp án";
             chkIncludeAnswers.UseVisualStyleBackColor = true;
@@ -154,37 +228,54 @@
             // lblNumberOfCopies
             // 
             lblNumberOfCopies.AutoSize = true;
-            lblNumberOfCopies.Location = new Point(19, 10);
+            lblNumberOfCopies.Font = new Font("Segoe UI", 10F, FontStyle.Bold, GraphicsUnit.Point);
+            lblNumberOfCopies.ForeColor = Color.FromArgb(52, 58, 64);
+            lblNumberOfCopies.Location = new Point(33, 0);
             lblNumberOfCopies.Name = "lblNumberOfCopies";
-            lblNumberOfCopies.Size = new Size(102, 25);
+            lblNumberOfCopies.Size = new Size(151, 28);
             lblNumberOfCopies.TabIndex = 0;
-            lblNumberOfCopies.Text = "Số bản ghi:";
+            lblNumberOfCopies.Text = "📊 Số bản ghi:";
             lblNumberOfCopies.Visible = false;
             // 
             // txtNumberOfCopies
             // 
-            txtNumberOfCopies.Location = new Point(125, 7);
+            txtNumberOfCopies.BackColor = Color.FromArgb(248, 249, 250);
+            txtNumberOfCopies.BorderStyle = BorderStyle.FixedSingle;
+            txtNumberOfCopies.Font = new Font("Segoe UI", 10F, FontStyle.Regular, GraphicsUnit.Point);
+            txtNumberOfCopies.Location = new Point(190, 0);
+            txtNumberOfCopies.Minimum = new decimal(new int[] { 1, 0, 0, 0 });
             txtNumberOfCopies.Name = "txtNumberOfCopies";
-            txtNumberOfCopies.Size = new Size(100, 31);
+            txtNumberOfCopies.Size = new Size(100, 34);
             txtNumberOfCopies.TabIndex = 1;
-            txtNumberOfCopies.Text = "1";
             txtNumberOfCopies.TextAlign = HorizontalAlignment.Right;
+            txtNumberOfCopies.Value = new decimal(new int[] { 1, 0, 0, 0 });
             txtNumberOfCopies.Visible = false;
             // 
             // Form1
             // 
-            AutoScaleDimensions = new SizeF(10F, 25F);
+            AutoScaleDimensions = new SizeF(11F, 28F);
             AutoScaleMode = AutoScaleMode.Font;
-            ClientSize = new Size(1515, 971);
+            BackColor = Color.FromArgb(240, 242, 245);
+            ClientSize = new Size(1140, 800);
             Controls.Add(tabControl1);
+            Font = new Font("Segoe UI", 10F, FontStyle.Regular, GraphicsUnit.Point);
             Name = "Form1";
-            Text = "Form1";
+            StartPosition = FormStartPosition.CenterScreen;
+            Text = "📋 QuizMaster - Hệ thống tạo đề trắc nghiệm";
             Load += Form1_Load;
             tabControl1.ResumeLayout(false);
             tabPage1.ResumeLayout(false);
-            tabPage1.PerformLayout();
+            panel1.ResumeLayout(false);
+            panel1.PerformLayout();
+
+            panelcb.ResumeLayout(false);
+            panelcb.PerformLayout();
+            panelop.ResumeLayout(false);
+            panelop.PerformLayout();
+
             tabPage2.ResumeLayout(false);
             tabPage2.PerformLayout();
+            ((System.ComponentModel.ISupportInitialize)txtNumberOfCopies).EndInit();
             ResumeLayout(false);
         }
 
@@ -193,14 +284,18 @@
         private TabControl tabControl1;
         private TabPage tabPage1;
         private TabPage tabPage2;
+        private Panel panel1;
+        private Panel panelcb;
+        private Panel panelop;
         private Label label2;
         private Button button1;
         private Label label1;
 		private TextBox textBox1;
 		private Button BtnOpen;
 		private Button btnUpload;
-        private TextBox txtNumberOfCopies;
+        private NumericUpDown txtNumberOfCopies;
         private CheckBox chkIncludeAnswers;
         private Label lblNumberOfCopies;
+        
     }
 }

QuizMaster/Form1.cs

@@ -83,13 +83,20 @@ namespace QuizMaster
 
         private async void Form1_Load(object sender, EventArgs e)
         {
+            // Thêm hiệu ứng hover cho các buttons
+            AddButtonHoverEffects();
+
             ComboBox comboMain = new ComboBox();
-            comboMain.Location = new Point(pointX, startY);
+            comboMain.Location = new Point(pointX + 90, startY + 20);
-            comboMain.Size = new Size(182, 33);
+            comboMain.Size = new Size(400, 35);
             comboMain.Name = $"comboMain";
             comboMain.SelectedIndexChanged += comboBoxMain_SelectedIndexChanged;
             comboMain.DropDownStyle = ComboBoxStyle.DropDownList;
-            tabPage2.Controls.Add(comboMain);
+            comboMain.Font = new System.Drawing.Font("Segoe UI", 10F, FontStyle.Regular, GraphicsUnit.Point);
+            comboMain.BackColor = Color.WhiteSmoke;
+            comboMain.FlatStyle = FlatStyle.Flat;
+            
+            panelcb.Controls.Add(comboMain);
 
             // Thêm validation cho TextBox số bản ghi
             txtNumberOfCopies.KeyPress += OnlyAllowPositiveIntegers;
@@ -174,28 +181,33 @@ namespace QuizMaster
                     tb.Visible = false;
                 }
 
-                var existingTextBox = tabPage2.Controls.Find(txtBoxName, true).FirstOrDefault() as TextBox;
+                var existingTextBox = panelcb.Controls.Find(txtBoxName, true).FirstOrDefault() as TextBox;
+
 
                 if (existingTextBox == null)
                 {
                     TextBox txt = new TextBox();
                     txt.Name = txtBoxName;
-                    txt.Size = new Size(300, 34);
+                    txt.Size = new Size(300, 35);
-                    txt.Location = new Point(cbbChange.Right + 10, cbbChange.Top);
+                    txt.Location = new Point(cbbChange.Right + 20, cbbChange.Top);
                     txt.PlaceholderText = $"Nhập số câu hỏi về {selectedText}";
                     txt.TextAlign = HorizontalAlignment.Right;
+                    txt.Font = new System.Drawing.Font("Segoe UI", 10F, FontStyle.Regular, GraphicsUnit.Point);
+                    txt.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
+                    txt.BackColor = Color.FromArgb(248, 249, 250);
                     txt.KeyPress += OnlyAllowPositiveIntegers;
                     txt.Tag = indexCombo; // Gắn textbox với ComboBox này
-                    tabPage2.Controls.Add(txt);
                     txt.Visible = true;
                     txt.BringToFront();
                     textBoxes.Add(txt);
+
+                    panelcb.Controls.Add(txt);
                 }
                 else
                 {
                     existingTextBox.Tag = indexCombo; // Đảm bảo gắn đúng ComboBox
                     existingTextBox.PlaceholderText = $"Nhập số câu hỏi về {selectedText}";
-                    existingTextBox.Location = new Point(cbbChange.Right + 10, cbbChange.Top);
+                    existingTextBox.Location = new Point(cbbChange.Right + 20, cbbChange.Top);
                     existingTextBox.Visible = true;
                     existingTextBox.BringToFront();
                 }
@@ -219,19 +231,19 @@ namespace QuizMaster
 
             foreach (var cb in comboBoxes)
             {
-                tabPage2.Controls.Remove(cb);
+                panelcb.Controls.Remove(cb);
                 cb.Dispose();
             }
 
             foreach (var btn in buttons)
             {
-                tabPage2.Controls.Remove(btn);
+                panelop.Controls.Remove(btn);
                 btn.Dispose();
             }
 
             foreach (var txt in textBoxes)
             {
-                tabPage2.Controls.Remove(txt);
+                panelcb.Controls.Remove(txt);
                 txt.Dispose();
             }
 
@@ -244,21 +256,21 @@ namespace QuizMaster
                 // Xóa các ComboBox đã thêm trước đó khỏi giao diện
                 foreach (var cb in comboBoxes)
                 {
-                    tabPage2.Controls.Remove(cb);
+                    panelcb.Controls.Remove(cb);
                     cb.Dispose();
                 }
 
                 // Xóa các ComboBox đã thêm trước đó khỏi giao diện
                 foreach (var btn in buttons)
                 {
-                    tabPage2.Controls.Remove(btn);
+                    panelop.Controls.Remove(btn);
                     btn.Dispose();
                 }
 
                 // Xóa các ComboBox đã thêm trước đó khỏi giao diện
                 foreach (var txt in textBoxes)
                 {
-                    tabPage2.Controls.Remove(txt);
+                    panelcb.Controls.Remove(txt);
                     txt.Dispose();
                 }
 
@@ -290,20 +302,33 @@ namespace QuizMaster
                 for (int i = 0; i < departmentCategories.Count; i++)
                 {
                     ComboBox cb = new ComboBox();
-                    cb.Location = new Point(pointX, startY + spacing + (i * spacing));
+                    cb.Location = new Point(pointX + 20, startY + spacing + (i * spacing) + 30);
-                    cb.Size = new Size(182, 33);
+                    cb.Size = new Size(200, 35);
                     cb.Name = $"comboBox{i + 1}";
                     cb.TabIndex = i;
                     cb.FormattingEnabled = true;
                     cb.DropDownStyle = ComboBoxStyle.DropDownList;
+                    cb.Font = new System.Drawing.Font("Segoe UI", 10F, FontStyle.Regular, GraphicsUnit.Point);
+                    cb.BackColor = Color.WhiteSmoke;
+                    cb.FlatStyle = FlatStyle.Flat;
                     cb.SelectedIndexChanged += ComboBox_SelectedIndexChanged;
 
                     // Gán danh sách categories của department
                     cb.DataSource = new List<string>(initCombobox);
 
-                    // Thêm vào tabPage2 và danh sách quản lý
-                    tabPage2.Controls.Add(cb);
                     comboBoxes.Add(cb);
+
+                    panelcb.Controls.Add(cb);
+
+                    int lastCbb = comboBoxes.Last().Location.Y;
+                    int heightCbb = comboBoxes.Last().Height;
+                    int panelopX = panelcb.Size.Width;
+                    panelcb.Size = new Size(panelopX, lastCbb + heightCbb + 20);
+
+                    int x = panelcb.Location.X;
+                    int y = panelcb.Location.Y;
+                    int pcbHeight = panelcb.Size.Height;
+                    panelop.Location = new Point(x,y + pcbHeight + 20);
                 }
 
                 // Cập nhật categorys để dùng cho logic khác
@@ -311,21 +336,39 @@ namespace QuizMaster
 
                 if (comboBoxes.Count > 0)
                 {
-                    int lastCbb = comboBoxes.Last().Location.Y;
-                    int heightCbb = comboBoxes.Last().Height;
                     int rightCbb = comboBoxes.Last().Right;
 
                     // Hiển thị các controls số bản ghi và checkbox
-                    ShowPrintControls(lastCbb + heightCbb + 20);
+                    ShowPrintControls(10);
 
                     // Tạo nút Generate ở vị trí dưới các controls mới
                     Button btGenerate = new Button();
-                    btGenerate.Location = new Point(rightCbb, lastCbb + heightCbb + 60); // Tăng khoảng cách để chừa chỗ cho controls mới
+                    btGenerate.Location = new Point(rightCbb + 20, 70); // Tăng khoảng cách để chừa chỗ cho controls mới
-                    btGenerate.Size = new Size(182, 33);
+                    btGenerate.Size = new Size(200, 40);
-                    btGenerate.Text = "Generate";
+                    btGenerate.Text = "📝 Tạo Files";
+                    btGenerate.UseVisualStyleBackColor = false;
+                    btGenerate.BackColor = Color.FromArgb(220, 53, 69);
+                    btGenerate.ForeColor = Color.White;
+                    btGenerate.FlatStyle = FlatStyle.Flat;
+                    btGenerate.FlatAppearance.BorderSize = 0;
+                    btGenerate.Font = new System.Drawing.Font("Segoe UI", 11F, FontStyle.Bold, GraphicsUnit.Point);
+                    btGenerate.Cursor = Cursors.Hand;
                     btGenerate.Click += btnGenClick;
+
+                    btGenerate.MouseEnter += (s, e) =>
+                    {
+                        btGenerate.BackColor = Color.FromArgb(200, 35, 50);
+                        btGenerate.Size = new Size(205, 40);
+                    };
+
+                    btGenerate.MouseLeave += (s, e) =>
+                    {
+                        btGenerate.BackColor = Color.FromArgb(220, 53, 69);
+                        btGenerate.Size = new Size(200, 40);
+                    };
+
                     buttons.Add(btGenerate);
-                    tabPage2.Controls.Add(btGenerate);
+                    panelop.Controls.Add(btGenerate);
                 }
             }
             catch (Exception ex)
@@ -486,7 +529,7 @@ namespace QuizMaster
 
             if (string.IsNullOrWhiteSpace(filePath) || !File.Exists(filePath))
             {
-                MessageBox.Show("Vui lòng nhấn open và chọn file Excel trước.", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                MessageBox.Show("Vui lòng nhấn nút 'Chọn File' và chọn file Excel trước.", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Information);
                 return;
             }
 
@@ -867,7 +910,7 @@ namespace QuizMaster
                 var codeParagraph = doc.InsertParagraph($"Mã đề: {randomCode}");
                 codeParagraph.FontSize(14).Bold().Alignment = Alignment.center;
 
-                string hoTen = "Họ và tên: " + new string('.', 106) ;
+                string hoTen = "Họ và tên: " + new string('.', 106);
                 string sdt = "Số điện thoại: " + new string('.', 100);
                 string email = "Email: " + new string('.', 113);
 
@@ -936,7 +979,7 @@ namespace QuizMaster
                         questionNumber++;
                     }
                 }
-                string end = new string('_', 20) + " Hết" + new string('_', 20);
+                string end = new string('_', 20) + "Hết" + new string('_', 20);
                 doc.InsertParagraph(end).FontSize(12).Bold().SpacingAfter(6).SpacingBefore(18).Alignment = Alignment.center;
                 doc.Save();
             }
@@ -999,7 +1042,7 @@ namespace QuizMaster
                         questionNumber++;
                     }
                 }
-                string end = new string('_', 20) + " Hết" + new string('_', 20);
+                string end = new string('_', 20) + "Hết" + new string('_', 20);
                 doc.InsertParagraph(end).FontSize(12).Bold().SpacingAfter(6).SpacingBefore(18).Alignment = Alignment.center;
                 doc.Save();
             }
@@ -1010,11 +1053,13 @@ namespace QuizMaster
             lblNumberOfCopies.Location = new Point(pointX, yPosition);
             lblNumberOfCopies.Visible = true;
 
-            txtNumberOfCopies.Location = new Point(pointX + 100, yPosition - 3);
+            txtNumberOfCopies.Location = new Point(pointX + 150, yPosition - 3);
             txtNumberOfCopies.Visible = true;
 
-            chkIncludeAnswers.Location = new Point(pointX + 220, yPosition);
+            chkIncludeAnswers.Location = new Point(pointX + 290, yPosition);
             chkIncludeAnswers.Visible = true;
+
+            panelop.Visible = true;
         }
 
         private void HidePrintControls()
@@ -1022,6 +1067,46 @@ namespace QuizMaster
             lblNumberOfCopies.Visible = false;
             txtNumberOfCopies.Visible = false;
             chkIncludeAnswers.Visible = false;
+            panelop.Visible= false;
+        }
+
+        private void AddButtonHoverEffects()
+        {
+            // Thêm hiệu ứng hover cho button1 (Download)
+            button1.MouseEnter += (s, e) =>
+            {
+                button1.BackColor = Color.FromArgb(95, 103, 110);
+                button1.Size = new Size(191, 40);
+            };
+            button1.MouseLeave += (s, e) =>
+            {
+                button1.BackColor = Color.FromArgb(108, 117, 125);
+                button1.Size = new Size(186, 40);
+            };
+
+            // Thêm hiệu ứng hover cho BtnOpen
+            BtnOpen.MouseEnter += (s, e) =>
+            {
+                BtnOpen.BackColor = Color.FromArgb(0, 86, 179);
+                BtnOpen.Size = new Size(156, 34);
+            };
+            BtnOpen.MouseLeave += (s, e) =>
+            {
+                BtnOpen.BackColor = Color.FromArgb(0, 123, 255);
+                BtnOpen.Size = new Size(151, 34);
+            };
+
+            // Thêm hiệu ứng hover cho btnUpload
+            btnUpload.MouseEnter += (s, e) =>
+            {
+                btnUpload.BackColor = Color.FromArgb(30, 126, 52);
+                btnUpload.Size = new Size(155, 34);
+            };
+            btnUpload.MouseLeave += (s, e) =>
+            {
+                btnUpload.BackColor = Color.FromArgb(40, 167, 69);
+                btnUpload.Size = new Size(150, 34);
+            };
         }
     }
 }

QuizMaster/Form2.cs

@@ -17,7 +17,6 @@ namespace QuizMaster
             InitializeComponent();
             _content = content;
             txtResult.Text = content;
-
         }
 
         private void btnExportWord_Click(object sender, EventArgs e)
@@ -103,8 +102,6 @@ namespace QuizMaster
                 else if (trimmedLine.Length > 2 && trimmedLine[1] == '.')
                 {
                     paragraph = doc.InsertParagraph();
-
-                    
                     string label = trimmedLine.Substring(0, 2); 
                     string text = trimmedLine.Substring(2).Trim(); 
 
@@ -118,11 +115,9 @@ namespace QuizMaster
                     paragraph = doc.InsertParagraph(trimmedLine);
                     paragraph.FontSize(11);
                 }
-
             }
-            string end = new string('_', 20) + " Hết" + new string('_', 20);
+            string end = new string('_', 20) + "Hết" + new string('_', 20);
             doc.InsertParagraph(end).Bold().FontSize(12).SpacingAfter(6).SpacingBefore(18).Alignment = Alignment.center;
         }
-
     }
 }