diff --git a/entry/src/main/ets/view/SampleUnitAVPlayView.ets b/entry/src/main/ets/view/SampleUnitAVPlayView.ets
index 0bb0eae439686e3b5aa979bc58cc4cf00ee7727c..7327451f142f5858dfe06005ebbf91b5223d6aa2 100644
--- a/entry/src/main/ets/view/SampleUnitAVPlayView.ets
+++ b/entry/src/main/ets/view/SampleUnitAVPlayView.ets
@@ -93,11 +93,10 @@ export default struct SampleUnitAVPlayView {
         .height(this.xComponentHeight)
         .width(this.xComponentWidth)
 
-
       Slider({ value: this.curTime, min: 0, max: 100 })
         .enabled(false)
         .height(4)
-        .width(this.sliderWidth)
+        .width(320)
         .trackThickness(3)
         .blockColor(Color.Red)
         .blockSize({ width: 4, height: 4 })
diff --git a/entry/src/main/ets/view/SampleUnitVideoSecondView.ets b/entry/src/main/ets/view/SampleUnitVideoSecondView.ets
index 90baff805d28e3320536ee8512d4e105b2f48734..0f8f6ad55ba45c0d32a8bacbf347cc01540b745e 100644
--- a/entry/src/main/ets/view/SampleUnitVideoSecondView.ets
+++ b/entry/src/main/ets/view/SampleUnitVideoSecondView.ets
@@ -42,8 +42,7 @@ export default struct SampleUnitVideoSecondView {
   isLoading: boolean = false;
 
   build() {
-    Stack({ alignContent: Alignment.BottomStart }) {
-
+    Stack({ alignContent: Alignment.Bottom }) {
       Video({
         src: $rawfile(VIDEO_NAME),
         previewUri: $r('app.media.j'),
@@ -80,7 +79,7 @@ export default struct SampleUnitVideoSecondView {
       Slider({ value: this.curTime, min: 0, max: 100 })
         .enabled(false)
         .height(4)
-        .width(CONSTANT.FULL_SIZE)
+        .width(320)
         .trackThickness(3)
         .blockColor(Color.Red)
         .blockSize({ width: 4, height: 4 })