Article styles update

src/main/sourceapp/styles/pages.scss

@@ -160,14 +160,28 @@ html[dir="rtl"] #content{
     text-align:right;
   }
 }
+
 #content .right-side {
     background-color: #fff;
     padding: 32px 58px;
+    font-size: 17px;
+
     p {
-      font-size: 17px;
       line-height: 29px;
       margin-bottom: 30px;
     }
+    
+    ul, ol {
+      margin-bottom: 30px;
+    }
+    
+    h2 {
+      font-size: 30px;
+    }
+    h3 {
+      font-size: 26px;
+    }
+    
    > p:first-of-type {
       font-size: 22px;
       line-height: 35px;