load swiper.js from CDN

I put on CDN of swiper.js which make swiper slider.
As you use CDN, you can make swiper slider without downloading libraries.
There is also CSS to adjust looks of swiper.

<!-------------- Swiper CSS ------------------------------------------------------------->
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/swiper@8/swiper-bundle.min.css">
<!-------------- Swiper JS -------------------------------------------------------------->
<script src="https://cdn.jsdelivr.net/npm/swiper@8/swiper-bundle.min.js"></script>

The above are latest version at this point(September 2022).
You can always check latest version of swiper.js on the official website.
https://swiperjs.com/get-started#use-swiper-from-cdn

Please refer below article if you want to make Swiper slider.
[Swiper]How to create simple responsive slider with swiper.js

And I have been introduced various slider which can be made by swiper.js.
Swiper Demo 16 Slider