add demos 75-78

Author: solygambas

README.md

@@ -73,17 +73,17 @@
 | 65  | [Hangman Game](https://github.com/solygambas/html-css-fifty-projects/tree/master/65-hangman%20game)                                   | [Live Demo](https://codepen.io/solygambas/full/MWbLEYr)  |
 | 66  | [Meal Finder](https://github.com/solygambas/html-css-fifty-projects/tree/master/66-meal%20finder)                                     | [Live Demo](https://codepen.io/solygambas/full/dyOagYE)  |
 | 67  | [Expense Tracker](https://github.com/solygambas/html-css-fifty-projects/tree/master/67-expense%20tracker)                             | [Live Demo](https://codepen.io/solygambas/full/OJbqyro)  |
-| 68  | [Music Player](https://github.com/solygambas/html-css-fifty-projects/tree/master/68-music%20player)                             | [Live Demo](https://codepen.io/solygambas/full/LYbaZNG)  |
-| 69  | [Infinite Scroll Posts](https://github.com/solygambas/html-css-fifty-projects/tree/master/69-infinite%20scroll%20posts)                             | [Live Demo](https://codepen.io/solygambas/full/qBqvyEB)  |
-| 70  | [Typing Game](https://github.com/solygambas/html-css-fifty-projects/tree/master/70-typing%20game)                             | [Live Demo](https://codepen.io/solygambas/full/wvoOQvq)  |
-| 71  | [Speech Text Reader](https://github.com/solygambas/html-css-fifty-projects/tree/master/71-speech%20text%20reader)                             | [Live Demo](https://codepen.io/solygambas/full/QWGPLVM)  |
-| 72  | [Memory Cards](https://github.com/solygambas/html-css-fifty-projects/tree/master/72-memory%20cards)                             | [Live Demo](https://codepen.io/solygambas/full/oNYOqjv)  |
-| 73  | [Lyrics Search App](https://github.com/solygambas/html-css-fifty-projects/tree/master/73-lyrics%20search%20app)                             | [Live Demo](https://codepen.io/solygambas/full/ExNzPKV)  |
-| 74  | [Relaxer App](https://github.com/solygambas/html-css-fifty-projects/tree/master/74-relaxer%20app)                             | [Live Demo](https://codepen.io/solygambas/full/wvobMzE)  |
-| 75  | [Breakout Game](https://github.com/solygambas/html-css-fifty-projects/tree/master/75-breakout%20game)                             | [Live Demo](#)  |
-| 76  | [New Year Countdown](https://github.com/solygambas/html-css-fifty-projects/tree/master/76-new%20year%20countdown)                             | [Live Demo](#)  |
-| 77  | [Sortable List](https://github.com/solygambas/html-css-fifty-projects/tree/master/77-sortable%20list)                             | [Live Demo](#)  |
-| 78  | [Speak Number Guessing Game](https://github.com/solygambas/html-css-fifty-projects/tree/master/78-speak%20number%20guessing%20game)                             | [Live Demo](#)  |
+| 68  | [Music Player](https://github.com/solygambas/html-css-fifty-projects/tree/master/68-music%20player)                                   | [Live Demo](https://codepen.io/solygambas/full/LYbaZNG)  |
+| 69  | [Infinite Scroll Posts](https://github.com/solygambas/html-css-fifty-projects/tree/master/69-infinite%20scroll%20posts)               | [Live Demo](https://codepen.io/solygambas/full/qBqvyEB)  |
+| 70  | [Typing Game](https://github.com/solygambas/html-css-fifty-projects/tree/master/70-typing%20game)                                     | [Live Demo](https://codepen.io/solygambas/full/wvoOQvq)  |
+| 71  | [Speech Text Reader](https://github.com/solygambas/html-css-fifty-projects/tree/master/71-speech%20text%20reader)                     | [Live Demo](https://codepen.io/solygambas/full/QWGPLVM)  |
+| 72  | [Memory Cards](https://github.com/solygambas/html-css-fifty-projects/tree/master/72-memory%20cards)                                   | [Live Demo](https://codepen.io/solygambas/full/oNYOqjv)  |
+| 73  | [Lyrics Search App](https://github.com/solygambas/html-css-fifty-projects/tree/master/73-lyrics%20search%20app)                       | [Live Demo](https://codepen.io/solygambas/full/ExNzPKV)  |
+| 74  | [Relaxer App](https://github.com/solygambas/html-css-fifty-projects/tree/master/74-relaxer%20app)                                     | [Live Demo](https://codepen.io/solygambas/full/wvobMzE)  |
+| 75  | [Breakout Game](https://github.com/solygambas/html-css-fifty-projects/tree/master/75-breakout%20game)                                 | [Live Demo](https://codepen.io/solygambas/full/oNYrNKj)  |
+| 76  | [New Year Countdown](https://github.com/solygambas/html-css-fifty-projects/tree/master/76-new%20year%20countdown)                     | [Live Demo](https://codepen.io/solygambas/full/rNWEaBb)  |
+| 77  | [Sortable List](https://github.com/solygambas/html-css-fifty-projects/tree/master/77-sortable%20list)                                 | [Live Demo](https://codepen.io/solygambas/full/qBqzEdO)  |
+| 78  | [Speak Number Guessing Game](https://github.com/solygambas/html-css-fifty-projects/tree/master/78-speak%20number%20guessing%20game)   | [Live Demo](https://codepen.io/solygambas/full/jOVjEre)  |
 
 This repository is mostly based on 2 courses by Brad Traversy (2020):