diff --git a/web/static/camper.css b/web/static/camper.css
index 455ae69..eeb26b7 100644
--- a/web/static/camper.css
+++ b/web/static/camper.css
@@ -522,8 +522,15 @@ textarea {
     gap: .25em;
 }
 
+.icon-input li {
+    flex: 1;
+}
+
 .icon-input button {
-    padding: 1em;
+    min-width: 0;
+    width: 4rem;
+    height: 4rem;
+    background-position: center;
 }
 
 .icon-input button[aria-pressed="true"] {