diff --git a/client/less/challenge.less b/client/less/challenge.less
new file mode 100644
index 0000000000..06f40ee4b3
--- /dev/null
+++ b/client/less/challenge.less
@@ -0,0 +1,23 @@
+.bonfire-instructions h4 {
+  margin-bottom: 0px;
+}
+
+.bonfire-instructions blockquote {
+  font-size: 90%;
+  font-family: @font-family-monospace;
+  color: @code-color;
+  background-color: @code-bg;
+  border-radius: @border-radius-base;
+  border: 1px solid @pre-border-color;
+  white-space: pre;
+  padding: 5px 10px;
+  margin-bottom: 5px;
+  overflow: auto;
+}
+
+.bonfire-instructions dfn {
+  font-family: @font-family-monospace;
+  color: @code-color;
+  background-color: @code-bg;
+  border-radius: @border-radius-base;
+}
diff --git a/client/less/main.less b/client/less/main.less
index 93d8d84a96..69679ccbe2 100644
--- a/client/less/main.less
+++ b/client/less/main.less
@@ -1137,3 +1137,4 @@ code {
 
 @import "chat.less";
 @import "jobs.less";
+@import "challenge.less";