diff --git a/customize.dist/src/less2/include/toolbar.less b/customize.dist/src/less2/include/toolbar.less
index 7a1690900..76333017b 100644
--- a/customize.dist/src/less2/include/toolbar.less
+++ b/customize.dist/src/less2/include/toolbar.less
@@ -81,7 +81,7 @@
                 outline: @cryptpad_color_brand solid 2px;
             }
         }
-        button:nth-of-type(1){
+        button:nth-of-type(1) {
             margin-left: 0.3rem;
         }
     }