开发:清理

src/UI/Layout/ApplicationLayout.tsx

@@ -216,7 +216,7 @@ export class WebCAD
             position: absolute;
             top:calc(100%/2.2);
             left:0;
-            z-index:${ZINDEX.Common};            `;
+            z-index:${ZINDEX.Common};`;
         document.getElementById("Webgl").appendChild(propertiesBtn);
         ReactDOM.render(<PropertiesPanelButton />, propertiesBtn);