Examples updates (#24898)

* fix cover nav

* Improve signin visuals and alignment with that flexbox love

* rewrite cover example in flexbox

* lighten signin bg

* first pass at pricing example

* redo examples index with data file

* tighten up spacing a bit

* update navbar descriptions

* link pricing

* move that back

* property order

* Fix test errors.

* Compress pricing.png.

* add form validation example

* remove that

* rename that

* restyle and space out

* fix errors

* change order

* cleanup album css and styles

* tweak examples index

* make it a badge

* options

* improve sticky footer alignment

* redesign example index

* brand new blog layout

* start new screenshots

* new product example page a la apple

* add email field

* fix linter, remove unused blog css

* hook up feather icons to start

* redo dashboard

* fix linting

* add floating labels example

* formatting

* formatting

* lint

* fix values on select

* optional input, plus input group

* new dashboard image

* start to reboot the offcanvas example

* updated images

* new offcanvas mostly implemented

* linting

* edit description

* more description changes

* - Add vertical margin to album hero buttons for when they're stacked
- Adjust font-size and padding for pricing header and hero
- Fix checkout's stacked column margins, plus update their check/radio
markup
- Update product's utilities to be responsive
- Made blog cards somewhat responsive (needs a bit more work tbh)

* drop leading zero

* more linting

* swap empty images for holder, fix border

* dist the docs

* navbars have no margin-bottom to begin

* add css var, tweak padding for mobile

* comment headers

* nix commented out code

* nix the navbar structure for a custom one, stack it on mobile

* tweak heading button group for mobile

* Removed narrow jumbotron and justified nav examples as these are easily accomplished with new components in v4

* improve card sizing on pricing

* update and compress

23 files changed, 0 insertions, 0 deletions

diff --git a/docs/4.0/examples/screenshots/album.png b/docs/4.0/examples/screenshots/album.png
index bd876afb3..c0b6b3db1 100644
--- a/docs/4.0/examples/screenshots/album.png
+++ b/docs/4.0/examples/screenshots/album.png
diff --git a/docs/4.0/examples/screenshots/blog.png b/docs/4.0/examples/screenshots/blog.png
index 84262009b..30e648a98 100644
--- a/docs/4.0/examples/screenshots/blog.png
+++ b/docs/4.0/examples/screenshots/blog.png
diff --git a/docs/4.0/examples/screenshots/carousel.png b/docs/4.0/examples/screenshots/carousel.png
index 2cb74fdbd..b2d5a32e5 100644
--- a/docs/4.0/examples/screenshots/carousel.png
+++ b/docs/4.0/examples/screenshots/carousel.png
diff --git a/docs/4.0/examples/screenshots/checkout.png b/docs/4.0/examples/screenshots/checkout.png
new file mode 100644
index 000000000..42bffc924
--- /dev/null
+++ b/docs/4.0/examples/screenshots/checkout.png
diff --git a/docs/4.0/examples/screenshots/cover.png b/docs/4.0/examples/screenshots/cover.png
index 9b4b782ae..6e90f7f1a 100644
--- a/docs/4.0/examples/screenshots/cover.png
+++ b/docs/4.0/examples/screenshots/cover.png
diff --git a/docs/4.0/examples/screenshots/dashboard.png b/docs/4.0/examples/screenshots/dashboard.png
index e573cae47..1146953d9 100644
--- a/docs/4.0/examples/screenshots/dashboard.png
+++ b/docs/4.0/examples/screenshots/dashboard.png
diff --git a/docs/4.0/examples/screenshots/floating-labels.png b/docs/4.0/examples/screenshots/floating-labels.png
new file mode 100644
index 000000000..b5466fb55
--- /dev/null
+++ b/docs/4.0/examples/screenshots/floating-labels.png
diff --git a/docs/4.0/examples/screenshots/grid.png b/docs/4.0/examples/screenshots/grid.png
index 47be687fe..ea8781dfc 100644
--- a/docs/4.0/examples/screenshots/grid.png
+++ b/docs/4.0/examples/screenshots/grid.png
diff --git a/docs/4.0/examples/screenshots/jumbotron-narrow.png b/docs/4.0/examples/screenshots/jumbotron-narrow.png
deleted file mode 100644
index 474138834..000000000
--- a/docs/4.0/examples/screenshots/jumbotron-narrow.png
+++ /dev/null
diff --git a/docs/4.0/examples/screenshots/jumbotron.png b/docs/4.0/examples/screenshots/jumbotron.png
index 80b71ba4b..b358ff34b 100644
--- a/docs/4.0/examples/screenshots/jumbotron.png
+++ b/docs/4.0/examples/screenshots/jumbotron.png
diff --git a/docs/4.0/examples/screenshots/justified-nav.png b/docs/4.0/examples/screenshots/justified-nav.png
deleted file mode 100644
index 86f215009..000000000
--- a/docs/4.0/examples/screenshots/justified-nav.png
+++ /dev/null
diff --git a/docs/4.0/examples/screenshots/navbar-bottom.png b/docs/4.0/examples/screenshots/navbar-bottom.png
index 7f4058033..203037249 100644
--- a/docs/4.0/examples/screenshots/navbar-bottom.png
+++ b/docs/4.0/examples/screenshots/navbar-bottom.png
diff --git a/docs/4.0/examples/screenshots/navbar-fixed.png b/docs/4.0/examples/screenshots/navbar-fixed.png
index 2b94339c6..26b7ca963 100644
--- a/docs/4.0/examples/screenshots/navbar-fixed.png
+++ b/docs/4.0/examples/screenshots/navbar-fixed.png
diff --git a/docs/4.0/examples/screenshots/navbar-static.png b/docs/4.0/examples/screenshots/navbar-static.png
index bdbb08573..e9a598892 100644
--- a/docs/4.0/examples/screenshots/navbar-static.png
+++ b/docs/4.0/examples/screenshots/navbar-static.png
diff --git a/docs/4.0/examples/screenshots/navbar.png b/docs/4.0/examples/screenshots/navbar.png
deleted file mode 100644
index a9c4b67a5..000000000
--- a/docs/4.0/examples/screenshots/navbar.png
+++ /dev/null
diff --git a/docs/4.0/examples/screenshots/navbars.png b/docs/4.0/examples/screenshots/navbars.png
new file mode 100644
index 000000000..89770b9f3
--- /dev/null
+++ b/docs/4.0/examples/screenshots/navbars.png
diff --git a/docs/4.0/examples/screenshots/offcanvas.png b/docs/4.0/examples/screenshots/offcanvas.png
index c448d042a..e8d287ae9 100644
--- a/docs/4.0/examples/screenshots/offcanvas.png
+++ b/docs/4.0/examples/screenshots/offcanvas.png
diff --git a/docs/4.0/examples/screenshots/pricing.png b/docs/4.0/examples/screenshots/pricing.png
new file mode 100644
index 000000000..17421d843
--- /dev/null
+++ b/docs/4.0/examples/screenshots/pricing.png
diff --git a/docs/4.0/examples/screenshots/product.png b/docs/4.0/examples/screenshots/product.png
new file mode 100644
index 000000000..3c97c13b5
--- /dev/null
+++ b/docs/4.0/examples/screenshots/product.png
diff --git a/docs/4.0/examples/screenshots/sign-in.png b/docs/4.0/examples/screenshots/sign-in.png
index 23095f827..39959aec6 100644
--- a/docs/4.0/examples/screenshots/sign-in.png
+++ b/docs/4.0/examples/screenshots/sign-in.png
diff --git a/docs/4.0/examples/screenshots/starter-template.png b/docs/4.0/examples/screenshots/starter-template.png
index be6ea293d..ab0a5c696 100644
--- a/docs/4.0/examples/screenshots/starter-template.png
+++ b/docs/4.0/examples/screenshots/starter-template.png
diff --git a/docs/4.0/examples/screenshots/sticky-footer-navbar.png b/docs/4.0/examples/screenshots/sticky-footer-navbar.png
index fed9a2a8c..b9401e1a1 100644
--- a/docs/4.0/examples/screenshots/sticky-footer-navbar.png
+++ b/docs/4.0/examples/screenshots/sticky-footer-navbar.png
diff --git a/docs/4.0/examples/screenshots/sticky-footer.png b/docs/4.0/examples/screenshots/sticky-footer.png
index 98a6f3839..e5af1b572 100644
--- a/docs/4.0/examples/screenshots/sticky-footer.png
+++ b/docs/4.0/examples/screenshots/sticky-footer.png