diff --git a/content/demo/index.md b/content/demo/index.md
index 46de063..6c6b5a8 100644
--- a/content/demo/index.md
+++ b/content/demo/index.md
@@ -54,7 +54,7 @@ Long, single-line code blocks should not wrap. They should horizontally scroll i
 - [ ] Coffee
 - [x] Combustible lemons
 
-![Indian Runner Ducks](https://upload.wikimedia.org/wikipedia/commons/1/14/COLLECTIE_TROPENMUSEUM_Eenden_in_een_sawa_TMnr_60032098_%28cropped%29.jpg)
+![Male mallard duck](https://upload.wikimedia.org/wikipedia/commons/thumb/2/24/Male_mallard_duck_2.jpg/800px-Male_mallard_duck_2.jpg)
 
 | Mare         | Rating            | Additional info  |
 | :----------- | :---------------- | :---------------  |
@@ -195,6 +195,11 @@ For videos it's all the same except for a few differences: `no_hover` and `url_m
 <figcaption>WebM video example from MDN</figcaption>
 </figure>
 
+<figure>
+{{ video(url="https://upload.wikimedia.org/wikipedia/commons/transcoded/0/0e/Duckling_preening_%2881313%29.webm/Duckling_preening_%2881313%29.webm.720p.vp9.webm", alt="Duckling preening", full_bleed=true) }}
+<figcaption>Duckling preening</figcaption>
+</figure>
+
 #### CRT
 
 Alright, this one doesn't simplify anything, it just adds a CRT-like effect around Markdown code blocks.
diff --git a/templates/shortcodes/image.html b/templates/shortcodes/image.html
index 5d9726a..564c2b6 100644
--- a/templates/shortcodes/image.html
+++ b/templates/shortcodes/image.html
@@ -2,7 +2,7 @@
 	<a href="{{ url }}">
 		<img class="
 			{% if full %}full{% endif %}
-			{% if full_bleed %}full_bleed{% endif %}
+			{% if full_bleed %}full-bleed{% endif %}
 			{% if start %}start{% endif %}
 			{% if end %}end{% endif %}
 			{% if pixels %}pixels{% endif %}
@@ -17,7 +17,7 @@
 {%- else -%}
 	<img class="
 			{% if full %}full{% endif %}
-			{% if full_bleed %}full_bleed{% endif %}
+			{% if full_bleed %}full-bleed{% endif %}
 			{% if start %}start{% endif %}
 			{% if end %}end{% endif %}
 			{% if pixels %}pixels{% endif %}
diff --git a/templates/shortcodes/video.html b/templates/shortcodes/video.html
index be11aa2..e009bf3 100644
--- a/templates/shortcodes/video.html
+++ b/templates/shortcodes/video.html
@@ -1,6 +1,6 @@
 <video class="
 		{% if full %}full{% endif %}
-		{% if full_bleed %}full_bleed{% endif %}
+		{% if full_bleed %}full-bleed{% endif %}
 		{% if start %}start{% endif %}
 		{% if end %}end{% endif %}
 		{% if pixels %}pixels{% endif %}