diff --git a/mods/bambu/bambu.js b/mods/bambu/bambu.js
index 84e9d54b..bda5fdb9 100644
--- a/mods/bambu/bambu.js
+++ b/mods/bambu/bambu.js
@@ -336,7 +336,7 @@ self.kiri.load(api => {
                     h.div({ class: "set-header", onclick() {
                         console.log('bbl reload files');
                         list_files();
-                    } }, h.a({ class: "f-row" }, [
+                    } }, h.a({ class: "flex f-row grow" }, [
                         h.label('files'),
                         h.span({ class: "fat5 grow" }),
                         h.i({ class: "fa-solid fa-rotate" })
diff --git a/web/kiri/index.css b/web/kiri/index.css
index 6199ce49..cb9473d6 100644
--- a/web/kiri/index.css
+++ b/web/kiri/index.css
@@ -1910,10 +1910,12 @@ button:hover {
 .t-33 {
     width: 33%;
 }
+.flex {
+    display: flex;
+}
 .fat5 {
     display: inline-block;
     min-width: 5px !important;
-    width: 5px !important;
 }
 .t-group {
     background-image: var(--gradbar);