fix: #8734 bug修复

src/page-instrument/view-detail/index.module.less

@@ -27,6 +27,15 @@
         &.headHide {
             margin-top: calc(0Px - var(--header-height));
         }
+        &::before {
+            content: "";
+            position: absolute;
+            left: -30px;
+            height: 100%;
+            width: 50px;
+            background: #fff;
+            z-index: 0;
+        }
     }
 
     .container {