diff --git a/styles.css b/styles.css
index 7f5853b..b298f72 100644
--- a/styles.css
+++ b/styles.css
@@ -105,7 +105,7 @@ If your plugin does not need CSS, delete this file.
 /* 紧凑型分隔符下拉容器，放在按钮组内：去掉 Setting 默认的下方 padding 并垂直居中 */
 .csv-delimiter-compact {
 	display: flex;
- 	align-items: center;
+	align-items: center;
 }
 .csv-delimiter-compact .setting-item {
     padding-top: 0 !important;
@@ -119,6 +119,23 @@ If your plugin does not need CSS, delete this file.
     min-width: 72px; /* 视觉上和按钮宽度接近 */
 }
 
+/* Fix: ensure compact dropdown aligns with buttons (same height and vertical centering) */
+.csv-delimiter-compact .setting-item {
+	display: flex !important;
+	align-items: center !important;
+	height: 32px !important; /* match button/search input height */
+}
+.csv-delimiter-compact .setting-item .setting-item-control {
+	display: flex !important;
+	align-items: center !important;
+	height: 32px !important;
+}
+.csv-delimiter-compact .dropdown,
+.csv-delimiter-compact .dropdown .dropdown-content {
+	height: 32px !important;
+	line-height: 32px !important;
+}
+
 /* Pin按钮样式 */
 .csv-pin-btn {
 	position: absolute;