style(HistoryDatabase): adjust grid background position for improved layout

- Changed background position from center to top left to enhance grid alignment and responsiveness during height changes.
2026-01-09 10:53:44 +08:00 · 2026-01-09 10:53:44 +08:00 · f32f5713f8
commit f32f5713f8
parent d7169bac91
1 changed files with 2 additions and 1 deletions
--- a/frontend/src/components/HistoryDatabase.vue
+++ b/frontend/src/components/HistoryDatabase.vue
@ -412,7 +412,8 @@ onUnmounted(() => {
    linear-gradient(to right, rgba(0, 0, 0, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.05) 1px, transparent 1px);
  background-size: 50px 50px;
-  background-position: center center;
+  /* 从左上角开始定位，高度变化时只在底部扩展，不影响已有网格位置 */
+  background-position: top left;
 }

 .gradient-overlay {