feat:优化动态详情页进度条展示

@@ -263,11 +263,14 @@ export struct WdWebLocalComponent {
         })
           .width("50%")
           .selectedColor('#ED2800')
-          .margin({ left: 4, right: 4 })// .blockStyle({
-            //   type: SliderBlockType.IMAGE,
-            //   image: $r('app.media.slider_block')
-            // })
-            // .blockSize({ width: 18, height: 12 })
+          .trackColor("#1AFFFFFF")
+          .trackThickness(2)
+          .margin({ left: 4, right: 4 })
+          .blockStyle({
+            type: SliderBlockType.IMAGE,
+            image: $r('app.media.slider_block')
+          })
+          .blockSize({ width: 18, height: 12 })
           .onChange((value: number, mode: SliderChangeMode) => {
             this.controller.setCurrentTime(value);
           })