diff --git a/web/annotation_editor_layer_builder.css b/web/annotation_editor_layer_builder.css
index ec539946a7ce2..9592b9a744f24 100644
--- a/web/annotation_editor_layer_builder.css
+++ b/web/annotation_editor_layer_builder.css
@@ -309,6 +309,10 @@
       gap: 0;
       height: 100%;
 
+      button {
+        padding: 0;
+      }
+
       .divider {
         width: 0;
         height: calc(
diff --git a/web/viewer.css b/web/viewer.css
index 4b2b25ac9be0b..3629d5eb2a514 100644
--- a/web/viewer.css
+++ b/web/viewer.css
@@ -996,6 +996,7 @@ dialog :link {
   font: message-box;
   flex: none;
   position: relative;
+  padding: 0;
 
   > span {
     display: inline-block;