diff --git a/src/main/resources/views/platform/zhghh5/scan/index.html b/src/main/resources/views/platform/zhghh5/scan/index.html
index 3d63352..7774872 100644
--- a/src/main/resources/views/platform/zhghh5/scan/index.html
+++ b/src/main/resources/views/platform/zhghh5/scan/index.html
@@ -71,7 +71,7 @@ layout("/layouts/platform_h5.html"){
     #reader video {
         width: 100% !important;
         height: 100% !important;
-        object-fit: cover !important;
+        object-fit: contain !important;
         position: absolute !important;
         top: 0 !important;
         left: 0 !important;
@@ -115,7 +115,6 @@ layout("/layouts/platform_h5.html"){
 
     <div class="footer-container">
         <van-button v-if="scanStatus" @click="closeScan" block color="#006DB9">关闭扫描</van-button>
-        <van-button v-if="scanStatus" @click="cameraVisible = true" plain type="primary">切换摄像头</van-button>
         <van-button v-else @click="initCamera" block color="#006DB9">点击扫描</van-button>
     </div>
 
@@ -205,8 +204,6 @@ layout("/layouts/platform_h5.html"){
                             fps: 10,
                             qrbox: size,
                             videoConstraints: {
-                                width: { ideal: 1280 },
-                                height: { ideal: 720 },
                                 facingMode: "environment" // 强制后置（部分浏览器支持）
                             },
                             disableFlip: true, // 防止镜像