diff --git a/src/scaffolding/style.css b/src/scaffolding/style.css
index fd20cf6..d0fe221 100644
--- a/src/scaffolding/style.css
+++ b/src/scaffolding/style.css
@@ -139,6 +139,7 @@
 }
 .monitor-slider {
   margin: 0;
+  width: 100%;
 }
 .monitor-value {
   min-width: 40px;