diff --git a/src/control/search-detail-view.cpp b/src/control/search-detail-view.cpp
index 291547f..09bac26 100644
--- a/src/control/search-detail-view.cpp
+++ b/src/control/search-detail-view.cpp
@@ -502,7 +502,6 @@ void SearchDetailView::initUI() {
     m_hLine = new QFrame(this);
     m_hLine->setLineWidth(0);
     m_hLine->setFixedHeight(1);
-    m_hLine->setStyleSheet("QFrame{background: rgba(0,0,0,0.2);}");
     m_layout->addWidget(m_iconLabel);
     m_layout->addWidget(m_nameFrame);
     m_layout->addWidget(m_hLine);
@@ -543,7 +542,6 @@ void SearchDetailView::initUI() {
     m_hLine_2 = new QFrame(this);
     m_hLine_2->setLineWidth(0);
     m_hLine_2->setFixedHeight(1);
-    m_hLine_2->setStyleSheet("QFrame{background: rgba(0,0,0,0.2);}");
     m_layout->addWidget(m_detailFrame);
     m_layout->addWidget(m_hLine_2);
 
@@ -557,6 +555,8 @@ void SearchDetailView::initUI() {
     m_layout->addStretch();
 
     this->clearLayout(); //初始化时隐藏所有控件
+    resetLineColor();
+    connect(qApp, &QApplication::paletteChanged, this, &SearchDetailView::resetLineColor);
 }
 
 /**
@@ -566,6 +566,17 @@ void SearchDetailView::refreshIcon() {
     this->setIcon(m_iconPath);
 }
 
+void SearchDetailView::resetLineColor()
+{
+    if (GlobalSettings::getInstance()->getValue(STYLE_NAME_KEY).toString() != "ukui-dark") {
+        m_hLine->setStyleSheet("QFrame{background: rgba(0,0,0,0.06);}");
+        m_hLine_2->setStyleSheet("QFrame{background: rgba(0,0,0,0.06);}");
+    } else {
+        m_hLine->setStyleSheet("QFrame{background: rgba(255,255,255,0.08);}");
+        m_hLine_2->setStyleSheet("QFrame{background: rgba(255,255,255,0.08);}");
+    }
+}
+
 /**
  * @brief SearchDetailView::setIcon 设置图标区域
  * @param path 图标路径或图标名
diff --git a/src/control/search-detail-view.h b/src/control/search-detail-view.h
index 0d5770a..320f042 100644
--- a/src/control/search-detail-view.h
+++ b/src/control/search-detail-view.h
@@ -109,6 +109,7 @@ Q_SIGNALS:
 private Q_SLOTS:
     void execActions(const int&, const int&, const QString&);
     void refreshIcon();
+    void resetLineColor();
 };
 
 //此类用于url拦截
diff --git a/src/input-box.cpp b/src/input-box.cpp
index 416c69a..9396de3 100644
--- a/src/input-box.cpp
+++ b/src/input-box.cpp
@@ -106,6 +106,17 @@ void SearchBarHLayout::initUI() {
     m_queryWidget->setLayout(queryWidLayout);
 
 
+    if (!QIcon::fromTheme("system-search-symbolic").isNull()) {
+        QPixmap pixmap(QIcon::fromTheme("system-search-symbolic").pixmap(QSize(20, 20)));
+        m_queryIcon = new QLabel;
+        m_queryIcon->setFixedSize(pixmap.size());
+        m_queryIcon->setPixmap(pixmap);
+    } else {
+        QPixmap pixmap(QIcon(":/res/icons/system-search.symbolic.png").pixmap(QSize(20, 20)));
+        m_queryIcon = new QLabel;
+        m_queryIcon->setFixedSize(pixmap.size());
+        m_queryIcon->setPixmap(pixmap);
+    }
     QPixmap pixmap(QIcon::fromTheme("system-search-symbolic").pixmap(QSize(20, 20)));
     m_queryIcon = new QLabel;
     m_queryIcon->setFixedSize(pixmap.size());
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index be9f307..2863b07 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -110,7 +110,10 @@ MainWindow::MainWindow(QWidget *parent) :
     });
 
     m_sys_tray_icon = new QSystemTrayIcon(this);
-    m_sys_tray_icon->setIcon(QIcon::fromTheme("system-search-symbolic"));
+    if (!QIcon::fromTheme("system-search-symbolic").isNull())
+        m_sys_tray_icon->setIcon(QIcon::fromTheme("system-search-symbolic"));
+    else
+        m_sys_tray_icon->setIcon(QIcon(":/res/icons/system-search.symbolic.png"));
     m_sys_tray_icon->setToolTip(tr("Global Search"));
     m_sys_tray_icon->show();
     connect(m_sys_tray_icon, &QSystemTrayIcon::activated, this, [ = ](QSystemTrayIcon::ActivationReason reason) {
diff --git a/src/res/icons/system-search.symbolic.png b/src/res/icons/system-search.symbolic.png
new file mode 100644
index 0000000..170e2a2
Binary files /dev/null and b/src/res/icons/system-search.symbolic.png differ
diff --git a/src/resource.qrc b/src/resource.qrc
index 018ebdd..8f84cfb 100644
--- a/src/resource.qrc
+++ b/src/resource.qrc
@@ -5,5 +5,6 @@
         <file>res/icons/close.svg</file>
         <file>res/qt-translations/qt_zh_CN.qm</file>
         <file>res/icons/net-disconnected.svg</file>
+        <file>res/icons/system-search.symbolic.png</file>
     </qresource>
 </RCC>