diff --git a/DeepSeekSelfTool.py b/DeepSeekSelfTool.py
index 07bedf1..4fcec3d 100644
--- a/DeepSeekSelfTool.py
+++ b/DeepSeekSelfTool.py
@@ -9,7 +9,6 @@ from PyQt5.QtCore import Qt, QSize, QThread, pyqtSignal
 from PyQt5.QtGui import QFont, QColor, QPalette, QLinearGradient
 import config
 import glob
-from config import THEMES
 # 配置参数（需要用户自行修改）
 DEEPSEEK_API_KEY = config.DEEPSEEK_API_KEY
 API_ENDPOINT = "https://api.deepseek.com/v1/chat/completions"
@@ -543,32 +542,10 @@ class CyberSecurityApp(QMainWindow):
         main_widget = QWidget()
         self.setCentralWidget(main_widget)
 
-        # 创建主布局
-        main_layout = QVBoxLayout(main_widget)
-
-        # 添加标签页组件
         self.tab_widget = QTabWidget()
+        main_layout = QHBoxLayout(main_widget)
         main_layout.addWidget(self.tab_widget)
 
-        # 创建底部主题选择器容器
-        bottom_widget = QWidget()
-        bottom_layout = QHBoxLayout(bottom_widget)
-        bottom_layout.setContentsMargins(5, 5, 5, 5)
-
-        # 添加弹簧以推动主题选择器到右侧
-        bottom_layout.addStretch()
-
-        # 添加主题选择下拉框
-        theme_label = QLabel("主题：")
-        self.theme_selector = QComboBox()
-        self.theme_selector.addItems(list(THEMES.keys()))
-        self.theme_selector.currentTextChanged.connect(self.change_theme)
-        
-        bottom_layout.addWidget(theme_label)
-        bottom_layout.addWidget(self.theme_selector)
-
-        main_layout.addWidget(bottom_widget)
-
         self.create_traffic_analysis_tab()
         self.create_js_audit_tab()
         self.create_process_analysis_tab()
@@ -863,117 +840,60 @@ class CyberSecurityApp(QMainWindow):
         self.trans_btn.setEnabled(True)
         self.trans_output.setPlainText(result)
         self.show_status("翻译完成", "#2ed573")
-    def change_theme(self, theme_name):
-        if theme_name in THEMES:
-            theme = THEMES[theme_name]
-            self.setStyleSheet(self.get_stylesheet(theme))
-
-    def get_stylesheet(self, theme=None):
-        if theme is None:
-            theme = THEMES["深色主题"]
-        return f"""
-        QMainWindow, QWidget, QFrame {{
-            background-color: {theme['main_bg']};
-            color: {theme['text_color']};
+    def get_stylesheet(self):
+        return """
+        QMainWindow {
+            background-color: #1a1a2e;
+        }
+        QLabel {
+            color: #e94560;
+            padding: 5px;
+        }
+        QTextEdit {
+            background-color: #16213e;
+            color: #e6e6e6;
+            border: 2px solid #0f3460;
+            border-radius: 5px;
+            padding: 10px;
             font-family: 'Menlo';
-        }}
-        QPushButton {{
-            background-color: {theme['accent_color']};
+        }
+        QPushButton {
+            background-color: #e94560;
             color: white;
             border: none;
-            padding: 8px 16px;
-            border-radius: 4px;
-            font-size: 13px;
-            font-weight: 500;
-            min-width: 100px;
-            margin: 4px;
-        }}
-        QPushButton:hover {{
-            background-color: {theme['button_hover']};
-        }}
-        QPushButton:pressed {{
-            background-color: {theme['button_pressed']};
-        }}
-        QTextEdit {{
-            background-color: {theme['secondary_bg']};
-            color: {theme['text_color']};
-            border: 1px solid {theme['border_color']};
-            border-radius: 4px;
-            padding: 8px;
-            font-family: Menlo, Consolas, monospace;
-            font-size: 12px;
-            line-height: 1.4;
-        }}
-        QLabel {{
-            color: {theme['text_color']};
-            padding: 4px;
-            font-size: 13px;
-            margin-bottom: 2px;
-        }}
-        QScrollArea {{
-            background-color: transparent;
-            border: none;
-        }}
-        QTabWidget::pane {{
-            border: 1px solid {theme['border_color']};
-            border-radius: 4px;
-            background-color: {theme['secondary_bg']};
-            top: -1px;
-        }}
-        QTabBar::tab {{
-            background: {theme['main_bg']};
-            color: {theme['text_color']};
-            padding: 8px 16px;
-            border: 1px solid {theme['border_color']};
-            border-bottom: none;
+            padding: 12px 24px;
+            border-radius: 5px;
+            font-size: 14px;
+            font-weight: bold;
+        }
+        QPushButton:hover {
+            background-color: #ff6b6b;
+        }
+        QPushButton:pressed {
+            background-color: #ff4757;
+        }
+        QScrollArea {
+            background-color: #16213e;
+            border: 1px solid #0f3460;
+            border-radius: 5px;
+        }
+        QTabWidget::pane {
+            border: 1px solid #0f3460;
+            background-color: #16213e;
+        }
+        QTabBar::tab {
+            background: #1a1a2e;
+            color: #e94560;
+            padding: 10px;
+            border: 1px solid #0f3460;
+            border-bottom-color: #16213e;
             border-top-left-radius: 4px;
             border-top-right-radius: 4px;
-            margin-right: 2px;
-            font-size: 12px;
-        }}
-        QTabBar::tab:selected {{
-            background: {theme['secondary_bg']};
-            border-bottom: 2px solid {theme['accent_color']};
-        }}
-        QTabBar::tab:hover {{
-            background-color: {theme['button_hover']};
-        }}
-        QComboBox {{
-            background-color: {theme['secondary_bg']};
-            color: {theme['text_color']};
-            border: 1px solid {theme['border_color']};
-            border-radius: 4px;
-            padding: 4px 8px;
-            min-width: 120px;
-        }}
-        QComboBox:hover {{
-            border-color: {theme['accent_color']};
-        }}
-        QComboBox::drop-down {{
-            border: none;
-            width: 16px;
-        }}
-        QComboBox::down-arrow {{
-            width: 0;
-            height: 0;
-            border-left: 6px solid transparent;
-            border-right: 6px solid transparent;
-            border-top: 6px solid {theme['text_color']};
-            margin-top: 2px;
-            margin-right: 4px;
-        }}
-        QProgressBar {{
-            border: 1px solid {theme['border_color']};
-            border-radius: 4px;
-            background-color: {theme['main_bg']};
-            text-align: center;
-            height: 16px;
-            margin: 8px 0;
-        }}
-        QProgressBar::chunk {{
-            background-color: {theme['accent_color']};
-            border-radius: 3px;
-        }}
+        }
+        QTabBar::tab:selected {
+            background: #16213e;
+            border-bottom-color: #e94560;
+        }
         """
 
     def start_traffic_analysis(self):