fix: 视频详情页面，对简介上滑时，没有对号主名称进行固定

@@ -13,7 +13,6 @@ export struct DetailDialog {
   build() {
   build() {
 
 
     Column() {
     Column() {
-      Scroll() {
       Column() {
       Column() {
         if (this.name) {
         if (this.name) {
           Text(`@${this.name}`)
           Text(`@${this.name}`)
@@ -23,7 +22,10 @@ export struct DetailDialog {
             .lineHeight(17)
             .lineHeight(17)
             .margin({ top: 8 })
             .margin({ top: 8 })
         }
         }
-
+      }
+      .alignItems(HorizontalAlign.Start)
+      Scroll() {
+        Column() {
           if (this.title) {
           if (this.title) {
             Text(this.title)
             Text(this.title)
               .fontColor(Color.White)
               .fontColor(Color.White)
@@ -55,7 +57,9 @@ export struct DetailDialog {
 
 
       }
       }
       .scrollBar(BarState.Off) //安卓不显示滚动条
       .scrollBar(BarState.Off) //安卓不显示滚动条
-      .height(200)
+      .constraintSize({
+        maxHeight: 200
+      })
 
 
       Row() {
       Row() {
         Image($r("app.media.icon_arrow_left_white"))
         Image($r("app.media.icon_arrow_left_white"))