diff --git a/components/pages/work-flow/H5MediaViewer.tsx b/components/pages/work-flow/H5MediaViewer.tsx
index dba81ec..603ea4f 100644
--- a/components/pages/work-flow/H5MediaViewer.tsx
+++ b/components/pages/work-flow/H5MediaViewer.tsx
@@ -102,14 +102,14 @@ export function H5MediaViewer({
     /** 视频轮播容器高度：按 aspectRatio 计算（基于视口宽度） */
     const videoWrapperHeight = useMemo(() => {
         const { w, h } = parseAspect(aspectRatio);
-        return `calc(100vw * ${h} / ${w})`;
+        return `min(calc(100vw * ${h} / ${w}), calc(100vh - 8.5rem))`;
     }, [aspectRatio]);
 
     /** 图片轮播容器高度：默认 16:9 */
     const imageWrapperHeight = useMemo(() => {
         // return 'calc(100vw * 9 / 16)';
         const { w, h } = parseAspect(aspectRatio);
-        return `calc(100vw * ${h} / ${w})`;
+        return `min(calc(100vw * ${h} / ${w}), calc(100vh - 8.5rem))`;
     }, [aspectRatio]);
 
     // 计算当前阶段类型