diff --git a/src/styles/_layer.scss b/src/styles/_layer.scss
index 2e3ba4b..e933da4 100644
--- a/src/styles/_layer.scss
+++ b/src/styles/_layer.scss
@@ -71,6 +71,7 @@
     background: initial;
     border: none;
     padding: 0 2px;
+    height: 15px;
 
     svg {
       fill: darken($color-lowgray, 20);