diff --git a/src/server/request-handler.ts b/src/server/request-handler.ts
index 76cbaee..5a15d4f 100644
--- a/src/server/request-handler.ts
+++ b/src/server/request-handler.ts
@@ -512,11 +512,11 @@ function htmlPage(): string {
       }
 
       .list {
-        display: grid;
-        grid-template-columns: repeat(auto-fill, minmax(84px, 1fr));
-        grid-auto-rows: minmax(84px, auto);
+        --photo-thumb-size: 84px;
+        display: flex;
+        flex-wrap: wrap;
+        align-content: flex-start;
         gap: 4px;
-        align-content: start;
         min-height: 0;
         overflow-y: auto;
         overflow-x: hidden;
@@ -527,7 +527,9 @@ function htmlPage(): string {
       .photo {
         display: block;
         position: relative;
-        aspect-ratio: 1 / 1;
+        flex: 0 0 var(--photo-thumb-size);
+        width: var(--photo-thumb-size);
+        height: var(--photo-thumb-size);
         padding: 0;
         border-radius: var(--radius-md);
         background: var(--timeline-surface-soft);
@@ -924,8 +926,7 @@ function htmlPage(): string {
 
         .list {
           max-height: min(52vh, 420px);
-          grid-template-columns: repeat(auto-fill, minmax(72px, 1fr));
-          grid-auto-rows: minmax(72px, auto);
+          --photo-thumb-size: 72px;
           gap: 4px;
         }