diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
new file mode 100644
index 0000000..f4c92fe
--- /dev/null
+++ b/.devcontainer/devcontainer.json
@@ -0,0 +1,16 @@
+{
+    "name": "GNS Development Container",
+    "image": "ghcr.io/geoelements/gns:v2",
+    "customizations": {
+        "vscode": {
+            "extensions": [
+                "ms-python.python",
+                "ms-toolsai.jupyter"
+            ]
+        }
+    },
+    "remoteUser": "root",
+    "mounts": [
+        "source=${localWorkspaceFolder},target=/app,type=bind,consistency=cached"
+    ]
+}
\ No newline at end of file
diff --git a/gns/render_rollout.py b/gns/render_rollout.py
index 3347dd7..fcf175a 100644
--- a/gns/render_rollout.py
+++ b/gns/render_rollout.py
@@ -280,9 +280,9 @@ def write_vtk(self):
                     static_particle_value = (
                         np.max(material_property) + 1
                     )  # Use a value outside the material property range
-                    color_field[
-                        particle_type == 3
-                    ] = static_particle_value  # Assumes static particle type = 3
+                    color_field[particle_type == 3] = (
+                        static_particle_value  # Assumes static particle type = 3
+                    )
                     data["color"] = color_field
                 else:
                     # If no material property, use particle type for color