diff --git a/scss/_forms.scss b/scss/_forms.scss
index cdf1f8f..ee9f7c8 100644
--- a/scss/_forms.scss
+++ b/scss/_forms.scss
@@ -16,7 +16,7 @@ input[type="button"] {
   text-shadow: $form_button_text_shadow;
   cursor: pointer;
   margin: $form_input_margin;
-  line-height: normal;
+  line-height: $form_button_line_height;
   padding: $form_button_padding;
   font-family: $form_element_font;
 }
diff --git a/scss/_variables.scss b/scss/_variables.scss
index edafa8e..bed2a32 100644
--- a/scss/_variables.scss
+++ b/scss/_variables.scss
@@ -16,6 +16,7 @@ $form_button_gradient_start: rgba(255, 255, 255, .2);
 $form_button_gradient_end: rgba(0, 0, 0, .2);
 $form_button_font_size: 11px;
 $form_button_padding: 8px 10px;
+$form_button_line_height: normal;
 
 $form_button_hover_border_topleft: 1px solid #aaa;
 $form_button_hover_border_rightbottom: 1px solid #888;