阴影样式调整

src/view/selection/index.module.less

@@ -311,5 +311,6 @@
         background: linear-gradient(rgba(7, 24, 56, 0.5) 0%, #010D31 100%);
         filter: blur(5Px);
         opacity: 0.7;
+        margin-top: -4px;
     }
 }