diff --git a/demo/index.js b/demo/index.js
index 566bf85..f26f569 100644
--- a/demo/index.js
+++ b/demo/index.js
@@ -1,75 +1,69 @@
-var typeset = require('typeset');
-var fs = require('fs-extra');
-var cheerio = require('cheerio');
-var hljs = require('highlight.js');
-var minify = require('html-minifier').minify;
-var minifyOpts = {removeComments: true,  removeAttributeQuotes: true};
-var join = require('path').join;
-var extname = require('path').extname;
-var CleanCSS = require('clean-css');
+var typeset = require("typeset");
+var fs = require("fs-extra");
+var cheerio = require("cheerio");
+var hljs = require("highlight.js");
+var minify = require("html-minifier").minify;
+var minifyOpts = { removeComments: true, removeAttributeQuotes: true };
+var join = require("path").join;
+var extname = require("path").extname;
+var CleanCSS = require("clean-css");
 var esbuild = require("esbuild");
 
-var SOURCE = __dirname + '/source';
-var PUBLIC = __dirname + '/public';
-
-function build () {
+var SOURCE = __dirname + "/source";
+var PUBLIC = __dirname + "/public";
 
+function build() {
   fs.emptyDirSync(PUBLIC);
-  
+
   // Copy library across
-  compress_js(__dirname + '/../randomColor.js', join(PUBLIC, 'randomColor.min.js'));
+  compress_js(
+    __dirname + "/../randomColor.js",
+    join(PUBLIC, "randomColor.min.js")
+  );
 
   var source_files = fs.readdirSync(SOURCE);
 
-  source_files.forEach(function(name){
-
-    if (name[0] === '.') return;
+  source_files.forEach(function (name) {
+    if (name[0] === ".") return;
 
     var from = join(SOURCE, name);
     var to = join(PUBLIC, name);
 
-    if (extname(name) === '.css') return compress_css(from, to);
+    if (extname(name) === ".css") return compress_css(from, to);
 
-    if (extname(name) === '.js') return compress_js(from, to);
-    
-    if (name === 'index.html') return build_index(from, to);
+    if (extname(name) === ".js") return compress_js(from, to);
+
+    if (name === "index.html") return build_index(from, to);
 
     fs.copy(from, to);
   });
 }
 
-async function compress_js (from, to) {
-
-
+async function compress_js(from, to) {
   let result = await esbuild.build({
     entryPoints: [from],
-    format: 'cjs',
+    format: "cjs",
     minify: true,
     outfile: to,
-
   });
-
 }
 
-function compress_css (from, to) {
-  var file = fs.readFileSync(from, 'utf-8');
+function compress_css(from, to) {
+  var file = fs.readFileSync(from, "utf-8");
 
   file = new CleanCSS({}).minify(file).styles;
 
   fs.writeFileSync(to, file);
 }
 
+function build_index(from, to) {
+  var html = fs.readFileSync(from, "utf-8");
+  var $ = cheerio.load(html, { decodeEntities: false });
 
-function build_index (from, to) {
-
-  var html = fs.readFileSync(from, 'utf-8');
-  var $ = cheerio.load(html, {decodeEntities: false});
+  $("code").each(function () {
+    var newHTML = hljs.highlight("js", $(this).html()).value;
 
-  $('code').each(function(){
-
-    var newHTML = hljs.highlight('js', $(this).html()).value;
-
-    $(this).attr('class', 'hljs');
+    $(this).attr("class", "hljs");
     $(this).html(newHTML);
   });
 
@@ -80,4 +74,7 @@ function build_index (from, to) {
 }
 
 build();
-fs.watch(__dirname, build);
\ No newline at end of file
+fs.watch(__dirname, build);
+
+// forking practice
+//aaditya update