Added general font & shortcut padding also created partial scss variables

src/assets/scss/_variables.scss

@@ -0,0 +1,3 @@
+/* constants declaration */
+$color-active: #4F6575;
+$color-inactive: #C4E0F5;

src/styles.scss

@@ -1,4 +1,8 @@
 /* You can add global styles to this file, and also import other style files */
+body {
+    font-family: Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
+}
+
 .align-left {
     text-align: left;
 }
@@ -9,4 +13,12 @@
 
 .align-right {
     text-align: right;
+}
+
+.pt-3 {
+    padding-top: 3px;
+}
+
+.pt-5 {
+    padding-top: 5px;
 }