Added the logo to the main window

images.qrc

@@ -6,5 +6,7 @@
         <file>resources/d4.png</file>
         <file>resources/d5.png</file>
         <file>resources/d6.png</file>
+        <file>resources/logo.png</file>
+        <file>resources/style.css</file>
     </qresource>
 </RCC>

mainwindow.ui

@@ -151,7 +151,7 @@
      </rect>
     </property>
     <property name="styleSheet">
-     <string notr="true">background-image: url(/home/rgb/Desktop/eip/CaesarCipher/logo.png);
+     <string notr="true">background-image: url(:/images/resources/logo.png);
 border: 0px;
 </string>
     </property>

resources/style.css

@@ -0,0 +1,45 @@
+QWidget {
+    background-color: #F2F1F0;
+    }
+
+QWidget > QPushButton
+{
+    background-color: #ed1c24;
+     border-style: outset;
+     border-width: 2px;
+     border-color:#b51218;
+        color:#f8f8f8;
+}
+
+QPushButton:hover
+{
+    background-color: #de1219;
+    border-color:#ed1d24;
+}
+QLineEdit {
+    background-color:white;
+    color: #646464;
+}
+#Banner {
+        background-color:#c2050b;
+        border-color:#525662;
+}
+ClickableLabel, #lblMergedImage {
+    background-color:white;
+}
+#LogoFrame {
+        background-image: url(://logo);
+        border: 0px;
+        repeat: no-repeat;
+}
+#Banner > #HeaderLabel{
+    background-color:#c2050b;
+    color:#f9ffff;;
+}
+
+#spinBox{
+    background-color:white;
+}
+QLabel {
+    color:#646464;
+}