diff --git a/customize.html b/customize.html
index 9e46798ea4..ae6871ccd7 100644
--- a/customize.html
+++ b/customize.html
@@ -1222,19 +1222,17 @@ base_url: "../"
 
     <h2 id="variables-jumbotron">Jumbotron</h2>
     <div class="row">
-      <div class="col-lg-3">
+      <div class="col-md-6">
         <label>@jumbotron-padding</label>
         <input type="text" class="form-control" placeholder="30px" data-var="@jumbotron-padding">
-      </div>
-      <div class="col-lg-3">
         <label>@jumbotron-bg</label>
         <input type="text" class="form-control" placeholder="@gray-lighter" data-var="@jumbotron-bg">
+        <label>@jumbotron-font-size</label>
+        <input type="text" class="form-control" placeholder="ceil(@font-size-base * 1.50)" data-var="@jumbotron-font-size">
       </div>
-      <div class="col-lg-3">
+      <div class="col-md-6">
         <label>@jumbotron-color</label>
         <input type="text" class="form-control" placeholder="inherit" data-var="@jumbotron-color">
-      </div>
-      <div class="col-lg-3">
         <label>@jumbotron-heading-color</label>
         <input type="text" class="form-control" placeholder="inherit" data-var="@jumbotron-heading-color">
       </div>