add extended docs

Author: marveluck

README.md

@@ -523,30 +523,29 @@ ___
 <li><a href="https://mdbootstrap.com/docs/standard/extended/to-do-list/">Bootstrap To Do List</a></li>  
 <li><a href="https://mdbootstrap.com/docs/standard/extended/video-carousel/">Bootstrap Video Carousel / Gallery</a></li>  
 <li><a href="https://mdbootstrap.com/docs/standard/extended/weather/">Bootstrap Weather</a></li>  
- <li><a href="https://mdbootstrap.com/docs/standard/extended/dark-mode/">Bootstrap Dark Mode</a></li> 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/padding/">Bootstrap Padding</a></li> 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/modal-size/">Bootstrap Modal Size</a></li> 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/modal-methods/">Bootstrap Modal Show, Close, Hide & Toggle</a></li> 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/modal-backdrop/">Bootstrap Backdrop</a></li> 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/card-deck/">Bootstrap Card Deck</a></li> 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/table-filter/">Bootstrap Table Filter</a></li> 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/slider/">Bootstrap Slider</a></li> 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/logo/">Bootstrap Logo</a></li> 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/popup/">Bootstrap Popup</a></li> 
- 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/popup/">Bootstrap Max Width</a></li>
- 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/popup/">Bootstrap Hero</a></li>
- 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/popup/">Bootstrap Select Dropdown</a></li>
- 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/popup/">Bootstrap Labels</a></li>
- 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/popup/">Bootstrap Dialog</a></li>
- 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/popup/">Bootstrap Screen Sizes</a></li>
- 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/popup/">Bootstrap Dropdown Button</a></li>
- 
- <li><a href="https://mdbootstrap.com/docs/standard/extended/popup/">Bootstrap Widgets</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/dark-mode/">Bootstrap Dark Mode</a></li> 
+<li><a href="https://mdbootstrap.com/docs/standard/extended/padding/">Bootstrap Padding</a></li> 
+<li><a href="https://mdbootstrap.com/docs/standard/extended/modal-size/">Bootstrap Modal Size</a></li> 
+<li><a href="https://mdbootstrap.com/docs/standard/extended/modal-methods/">Bootstrap Modal Show, Close, Hide & Toggle</a></li> 
+<li><a href="https://mdbootstrap.com/docs/standard/extended/modal-backdrop/">Bootstrap Backdrop</a></li> 
+<li><a href="https://mdbootstrap.com/docs/standard/extended/card-deck/">Bootstrap Card Deck</a></li> 
+<li><a href="https://mdbootstrap.com/docs/standard/extended/table-filter/">Bootstrap Table Filter</a></li> 
+<li><a href="https://mdbootstrap.com/docs/standard/extended/slider/">Bootstrap Slider</a></li> 
+<li><a href="https://mdbootstrap.com/docs/standard/extended/logo/">Bootstrap Logo</a></li> 
+<li><a href="https://mdbootstrap.com/docs/standard/extended/popup/">Bootstrap Popup</a></li> 
+<li><a href="https://mdbootstrap.com/docs/standard/extended/max-width/">Bootstrap Max Width</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/hero/">Bootstrap Hero</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/select-dropdown/">Bootstrap Select Dropdown</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/labels/">Bootstrap Labels</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/dialog/">Bootstrap Dialog</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/screen-sizes/">Bootstrap Screen Sizes</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/dropdown-button/">Bootstrap Dropdown Button</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/side-menu/">Bootstrap Side Menu</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/table-fixed-header/">Bootstrap Table Fixed Header</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/border-radius/">Bootstrap Border Radius</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/popover-on-hover/">Bootstrap Popover On Hover</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/overlay/">Bootstrap Overlay</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/height/">Bootstrap Height</a></li>
+<li><a href="https://mdbootstrap.com/docs/standard/extended/widgets/">Bootstrap Widgets</a></li>
+
 </ul>