diff --git a/src/app/OlMap/Controls/Timeline.tsx b/src/app/OlMap/Controls/Timeline.tsx
index 5f11322..eddcc85 100644
--- a/src/app/OlMap/Controls/Timeline.tsx
+++ b/src/app/OlMap/Controls/Timeline.tsx
@@ -395,8 +395,8 @@ const Timeline: React.FC<TimelineProps> = ({
     const currentTime = new Date();
     const minutes = currentTime.getHours() * 60 + currentTime.getMinutes();
     // 找到最近的前15分钟刻度
-    // const roundedMinutes = Math.floor(minutes / 15) * 15;
-    setCurrentTime(minutes); // 组件卸载时重置时间
+    const roundedMinutes = Math.floor(minutes / 15) * 15;
+    setCurrentTime(roundedMinutes); // 组件卸载时重置时间
 
     return () => {
       if (intervalRef.current) {
diff --git a/src/components/olmap/SCADADeviceList.tsx b/src/components/olmap/SCADADeviceList.tsx
index 4afaee0..4e7a533 100644
--- a/src/components/olmap/SCADADeviceList.tsx
+++ b/src/components/olmap/SCADADeviceList.tsx
@@ -455,7 +455,7 @@ const SCADADeviceList: React.FC<SCADADeviceListProps> = ({
             <FixedSizeList
               height={400}
               itemCount={filteredDevices.length}
-              itemSize={80}
+              itemSize={92}
               width="100%"
             >
               {({
@@ -475,7 +475,6 @@ const SCADADeviceList: React.FC<SCADADeviceListProps> = ({
                         sx={{
                           "&.Mui-selected": {
                             backgroundColor: "primary.50",
-                            borderLeft: 3,
                             borderColor: "primary.main",
                           },
                           "&:hover": {