diff --git a/QtPyLoT.py b/QtPyLoT.py
index 63ef7c8e..5a41557b 100755
--- a/QtPyLoT.py
+++ b/QtPyLoT.py
@@ -554,8 +554,8 @@ class MainWindow(QMainWindow):
         self.pg = pg
 
         # init style
-        #self.set_style('dark')
-        self.set_style('bright')
+        self.set_style('dark')
+        #self.set_style('bright')
         #self.set_style('default')
 
         # add event combo box and ref/test buttons
diff --git a/pylot/core/util/widgets.py b/pylot/core/util/widgets.py
index 6648e6f8..534141ac 100644
--- a/pylot/core/util/widgets.py
+++ b/pylot/core/util/widgets.py
@@ -2531,6 +2531,7 @@ class TuneAutopicker(QWidget):
 
     def add_buttons(self):
         self.pick_button = QtGui.QPushButton('Pick Trace')
+        self.pick_button.setStyleSheet('QPushButton{border-color: rgba(110, 200, 0, 255)}')
         self.pick_button.clicked.connect(self.call_picker)
         self.close_button = QtGui.QPushButton('Close')
         self.close_button.clicked.connect(self.hide)