diff --git a/guide/english/bootstrap/buttons/index.md b/guide/english/bootstrap/buttons/index.md
index abf339b153..f597556ed5 100644
--- a/guide/english/bootstrap/buttons/index.md
+++ b/guide/english/bootstrap/buttons/index.md
@@ -72,6 +72,10 @@ This is a list of the CSS classes for different size of the buttons.
 
 `<button type="button" class="btn btn-xs">Extra Small</button>`
 
+`.btn-block` This is bootstrap's full width button.
+
+<button type="button" class="btn btn-block">Block</button>
+
 #### Bootstrap Outlined Buttons:
 It is possible to also have outlined buttons rather than fully colored in ones. This is achieved by placing the mid fix `outline` between the button class you want. A sample usage would be as follows: