diff --git a/src/src/UI/Widget/thumbnailImage.cpp b/src/src/UI/Widget/thumbnailImage.cpp
index 3d5408f..bb28d1a 100644
--- a/src/src/UI/Widget/thumbnailImage.cpp
+++ b/src/src/UI/Widget/thumbnailImage.cpp
@@ -7,10 +7,10 @@
 #include "qpainter.h"
 #include "IO/DICOM/QDicomUtility.h"
 
-static QString unpick_style = "*{background-color:#7f7f7f;border: 1px;}"
+static QString unpick_style = "*{background-color:#7f7f7f;}"
 "QLabel#m_descri{color:white}";
 
-static QString pick_style = "*{background-color:#c5c5c5;border: 1px;}"
+static QString pick_style = "*{background-color:#c5c5c5;}"
 "QLabel#m_descri{color:black;}";
 
 thumbnailImage::thumbnailImage(QWidget *parent, ExtendMedicalImageProperties* property) : QFrame(parent)
@@ -92,28 +92,8 @@ thumbnailImage::thumbnailImage(QWidget *parent, ExtendMedicalImageProperties* pr
 	m_descri->setText(property->GetSeriesDescription());
 	m_slicenum->setText(QString("%1").arg(property->GetSliceCount()));
     seriesProperty = property;
+    this->setStyleSheet(unpick_style);
 }
-
-//void thumbnailImage::setBackgroundColor(QColor pickColor)
-//{
-//	//m_color = pickColor;
-//	//update();
-//}
-//void thumbnailImage::paintEvent(QPaintEvent *event)
-//{
-//	// Whether to set the title transparent;
-//	//if (!m_isTransparent) {
-//		//Set the background color;
-//		QPainter painter(this);
-//		QPainterPath pathBack;
-//		pathBack.setFillRule(Qt::WindingFill);
-//		pathBack.addRoundedRect(QRect(0, 0, this->width(), this->height()), 0, 0);
-//		painter.setRenderHint(QPainter::Antialiasing, true);
-//		painter.fillPath(pathBack, QBrush(m_color));
-//	//}
-//	QWidget::paintEvent(event);
-//}
-
 void thumbnailImage::setHighlight(bool yes) {
 	if (yes) {
 		//setBackgroundColor(PickThumbRGB);
@@ -125,18 +105,6 @@ void thumbnailImage::setHighlight(bool yes) {
 	}
 }
 
-//void thumbnailImage::setHighlight(bool yes) {
-//	QPalette p = palette();
-//	if (yes) {
-//		setAutoFillBackground(true);
-//		p.setColor(QPalette::Background, Qt::gray);
-//	}
-//	else {
-//		//p.setColor(QPalette::Background, Qt::darkGray);
-//		setAutoFillBackground(false);
-//	}
-//	setPalette(p);
-//}
 void thumbnailImage::mouseReleaseEvent(QMouseEvent* event) 
 {
 	emit Signal_ThumbClicked(this);
diff --git a/src/src/UI/Widget/thumbnailbarwidget.cpp b/src/src/UI/Widget/thumbnailbarwidget.cpp
index ce53bd9..a2043a9 100644
--- a/src/src/UI/Widget/thumbnailbarwidget.cpp
+++ b/src/src/UI/Widget/thumbnailbarwidget.cpp
@@ -68,7 +68,7 @@ ThumbnailBarWidget::ThumbnailBarWidget(QWidget *parent) :
 	QBoxLayout *layout0 = new QVBoxLayout(this);
 	this->setLayout(layout0);
 	layout0->addWidget(scrollArea);
-	layout0->setContentsMargins(0, 0, 0, 0);
+	layout0->setContentsMargins(2, 1, 2, 1);
 	scrollArea->setFrameShape(QFrame::NoFrame);
 
 	//QBoxLayout *layout1 = new QVBoxLayout(scrollArea);