Update CSS and Tailwind CSS

Datla Rakesh Varma/Articles/CSS and Tailwind CSS/index.md

@@ -1,5 +1,5 @@
 ---
-title: Mastering CSS and Tailwind CSS
+title: Best Practices CSS and Tailwind CSS
 description: Delve into best practices, research and essential insights for leveraging CSS and Tailwind CSS in modern web development.
 author: Datla Rakesh Varma
 lastmod: 2024-05-17
@@ -10,8 +10,6 @@ tags:
 draft: false
 ---
 
-# From Basic To Brilliance for Modern Web Development 
-
 ## Introduction
 
 **CSS** (Cascading Style Sheets) and **Tailwind CSS** are fundamental tools in modern web development. CSS have long been the cornerstone of web design, providing developers with the means to control the presentation and layout of web pages. From defining colors and fonts to arranging elements on the screen, CSS empowers developers to craft visually appealing and functional websites. However, as web development practices have evolved, so too have the tools and frameworks available to developers.
@@ -255,10 +253,11 @@ In this article, we will explore the best practices for using both traditional C
         --font-family: 'Helvetica, Arial, sans-serif';
     }
 
+    /* Fallback values */
     body {
-        font-family: var(--font-family);
+        font-family: var(--font-family), sans-serif; /* Added a generic sans-serif as a fallback */
         color: var(--primary-color);
-    }
+    }    
     ```
     Tailwind CSS Example:
 
@@ -278,6 +277,8 @@ In this article, we will explore the best practices for using both traditional C
                 },
             },
         },
+        variants: {},
+        plugins: [],
     }
     ```