fix:17106 UI还原问题-【生产环境】点击全屏，进入全屏播放页，标题文字字体，大小问题，看图

@@ -89,8 +89,8 @@ export struct PlayUIComponent {
           Text(this.liveDetailsBean.newsTitle)
             .maxLines(1)
             .textOverflow({ overflow: TextOverflow.MARQUEE })
-            .fontSize('16fp')
-            .fontWeight(500)
+            .fontSize(this.displayDirection == DisplayDirection.VIDEO_HORIZONTAL ? '18vp' : '16vp')
+            .fontWeight(this.displayDirection == DisplayDirection.VIDEO_HORIZONTAL ?  600 : 500)
             .fontColor(Color.White)
             .textAlign(TextAlign.Start)
             .layoutWeight(1)