diff --git a/dataforge-vis-common/src/commonMain/kotlin/hep/dataforge/vis/common/StyleSheet.kt b/dataforge-vis-common/src/commonMain/kotlin/hep/dataforge/vis/common/StyleSheet.kt
index d6803562..2fcc1bed 100644
--- a/dataforge-vis-common/src/commonMain/kotlin/hep/dataforge/vis/common/StyleSheet.kt
+++ b/dataforge-vis-common/src/commonMain/kotlin/hep/dataforge/vis/common/StyleSheet.kt
@@ -3,8 +3,7 @@
 package hep.dataforge.vis.common
 
 import hep.dataforge.io.serialization.MetaSerializer
-import hep.dataforge.meta.Meta
-import hep.dataforge.meta.get
+import hep.dataforge.meta.*
 import hep.dataforge.names.Name
 import hep.dataforge.names.asName
 import kotlinx.serialization.Serializable
@@ -37,6 +36,15 @@ class StyleSheet() {
         }
         owner?.styleChanged(key, oldStyle, style)
     }
+
+    infix fun String.put(style: Meta?) {
+        set(this, style)
+    }
+
+    operator fun set(key: String, builder: MetaBuilder.() -> Unit) {
+        val newStyle = get(key)?.let { buildMeta(it, builder) } ?: buildMeta(builder)
+        set(key, newStyle.seal())
+    }
 }
 
 private fun VisualObject.styleChanged(key: String, oldStyle: Meta?, newStyle: Meta?) {
diff --git a/dataforge-vis-common/src/commonMain/kotlin/hep/dataforge/vis/common/VisualGroup.kt b/dataforge-vis-common/src/commonMain/kotlin/hep/dataforge/vis/common/VisualGroup.kt
index 5baa6262..11d3dcab 100644
--- a/dataforge-vis-common/src/commonMain/kotlin/hep/dataforge/vis/common/VisualGroup.kt
+++ b/dataforge-vis-common/src/commonMain/kotlin/hep/dataforge/vis/common/VisualGroup.kt
@@ -1,8 +1,5 @@
 package hep.dataforge.vis.common
 
-import hep.dataforge.meta.MetaBuilder
-import hep.dataforge.meta.buildMeta
-import hep.dataforge.meta.seal
 import hep.dataforge.names.*
 import hep.dataforge.provider.Provider
 
@@ -14,7 +11,7 @@ interface VisualGroup : Provider, Iterable<VisualObject>, VisualObject {
 
     override val defaultTarget: String get() = VisualObject.TYPE
 
-    val styleSheet: StyleSheet
+    val styleSheet: StyleSheet?
 
     override fun provideTop(target: String): Map<Name, Any> =
         when (target) {
@@ -26,7 +23,7 @@ interface VisualGroup : Provider, Iterable<VisualObject>, VisualObject {
                 }
                 res.entries
             }.associate { it.toPair() }
-            STYLE_TARGET -> styleSheet.items.mapKeys { it.key.toName() }
+            STYLE_TARGET -> styleSheet?.items?.mapKeys { it.key.toName() } ?: emptyMap()
             else -> emptyMap()
         }
 
@@ -47,8 +44,8 @@ interface VisualGroup : Provider, Iterable<VisualObject>, VisualObject {
     /**
      * A fix for serialization bug that writes all proper parents inside the tree after deserialization
      */
-    fun attachChildren(){
-        styleSheet.owner = this
+    fun attachChildren() {
+        styleSheet?.owner = this
         this.children.values.forEach {
             it.parent = this
             (it as? VisualGroup)?.attachChildren()
@@ -60,11 +57,6 @@ interface VisualGroup : Provider, Iterable<VisualObject>, VisualObject {
     }
 }
 
-fun VisualGroup.updateStyle(key: String, builder: MetaBuilder.() -> Unit) {
-    val newStyle = styleSheet[key]?.let { buildMeta(it, builder) } ?: buildMeta(builder)
-    styleSheet[key] = newStyle.seal()
-}
-
 data class StyleRef(val group: VisualGroup, val styleName: Name)
 
 val VisualGroup.isEmpty: Boolean get() = this.children.isEmpty()
diff --git a/dataforge-vis-spatial-gdml/src/commonMain/kotlin/hep/dataforge/vis/spatial/gdml/GDMLTransformer.kt b/dataforge-vis-spatial-gdml/src/commonMain/kotlin/hep/dataforge/vis/spatial/gdml/GDMLTransformer.kt
index 3b529780..d59d1a3f 100644
--- a/dataforge-vis-spatial-gdml/src/commonMain/kotlin/hep/dataforge/vis/spatial/gdml/GDMLTransformer.kt
+++ b/dataforge-vis-spatial-gdml/src/commonMain/kotlin/hep/dataforge/vis/spatial/gdml/GDMLTransformer.kt
@@ -40,7 +40,7 @@ class GDMLTransformer(val root: GDML) {
     var solidConfiguration: VisualObject3D.(parent: GDMLVolume, solid: GDMLSolid) -> Unit = { _, _ -> }
 
     fun VisualObject.useStyle(name: String, builder: MetaBuilder.() -> Unit) {
-        styleCache.getOrPut(name.toName()){
+        styleCache.getOrPut(name.toName()) {
             buildMeta(builder)
         }
         useStyle(name)
@@ -51,7 +51,7 @@ class GDMLTransformer(val root: GDML) {
 
         val styleName = "material[${material.name}]"
 
-        obj.useStyle(styleName){
+        obj.useStyle(styleName) {
             MATERIAL_COLOR_KEY put random.nextInt(16777216)
             "gdml.material" put material.name
         }
@@ -68,7 +68,9 @@ class GDMLTransformer(val root: GDML) {
     internal fun finalize(final: VisualGroup3D): VisualGroup3D {
         final.prototypes = proto
         styleCache.forEach {
-            final.styleSheet[it.key.toString()] = it.value
+            final.styleSheet {
+                this[it.key.toString()] = it.value
+            }
         }
         final.rotationOrder = RotationOrder.ZXY
         onFinish(this@GDMLTransformer)
diff --git a/dataforge-vis-spatial-gdml/src/commonMain/kotlin/hep/dataforge/vis/spatial/gdml/visualGDML.kt b/dataforge-vis-spatial-gdml/src/commonMain/kotlin/hep/dataforge/vis/spatial/gdml/visualGDML.kt
index 42c3d1c6..9134989b 100644
--- a/dataforge-vis-spatial-gdml/src/commonMain/kotlin/hep/dataforge/vis/spatial/gdml/visualGDML.kt
+++ b/dataforge-vis-spatial-gdml/src/commonMain/kotlin/hep/dataforge/vis/spatial/gdml/visualGDML.kt
@@ -250,5 +250,7 @@ fun GDML.toVisual(block: GDMLTransformer.() -> Unit = {}): VisualGroup3D {
  * Append gdml node to the group
  */
 fun VisualGroup3D.gdml(gdml: GDML, key: String = "", transformer: GDMLTransformer.() -> Unit = {}) {
-    set(key, gdml.toVisual(transformer))
+    val visual = gdml.toVisual(transformer)
+    println(Visual3DPlugin.json.stringify(VisualGroup3D.serializer(),visual))
+    set(key, visual)
 }
\ No newline at end of file
diff --git a/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Composite.kt b/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Composite.kt
index 2ea3fc31..ed6f087b 100644
--- a/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Composite.kt
+++ b/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Composite.kt
@@ -47,9 +47,15 @@ inline fun VisualGroup3D.composite(
         it.config.update(group.config)
         //it.material = group.material
 
-        it.position = group.position
-        it.rotation = group.rotation
-        it.scale = group.scale
+        if(group.position!=null) {
+            it.position = group.position
+        }
+        if(group.rotation!=null) {
+            it.rotation = group.rotation
+        }
+        if(group.scale!=null) {
+            it.scale = group.scale
+        }
         set(name, it)
     }
 }
diff --git a/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Proxy.kt b/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Proxy.kt
index b3b04cd0..95da3d1a 100644
--- a/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Proxy.kt
+++ b/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Proxy.kt
@@ -46,8 +46,8 @@ class Proxy(val templateName: Name) : AbstractVisualObject(), VisualGroup, Visua
         return if (inherit) {
             properties?.get(name)
                 ?: mergedStyles[name]
-                ?: prototype.getProperty(name, false)
-                ?: parent?.getProperty(name, inherit)
+                ?: prototype.getProperty(name)
+                ?: parent?.getProperty(name)
         } else {
             properties?.get(name)
                 ?: mergedStyles[name]
@@ -74,7 +74,6 @@ class Proxy(val templateName: Name) : AbstractVisualObject(), VisualGroup, Visua
             ?: error("Prototype with name $name not found in $this")
     }
 
-
     override var styles: List<String>
         get() = super.styles + prototype.styles
         set(value) {
@@ -119,12 +118,12 @@ class Proxy(val templateName: Name) : AbstractVisualObject(), VisualGroup, Visua
             return if (inherit) {
                 properties?.get(name)
                     ?: mergedStyles[name]
-                    ?: prototype.getProperty(name, inherit)
-                    ?: parent?.getProperty(name, inherit)
+                    ?: prototype.getProperty(name)
+                    ?: parent?.getProperty(name)
             } else {
                 properties?.get(name)
                     ?: mergedStyles[name]
-                    ?: prototype.getProperty(name, inherit)
+                    ?: prototype.getProperty(name, false)
             }
         }
 
@@ -135,11 +134,11 @@ class Proxy(val templateName: Name) : AbstractVisualObject(), VisualGroup, Visua
     }
 }
 
-val VisualObject.prototype: VisualObject?
+val VisualObject.prototype: VisualObject
     get() = when (this) {
         is Proxy -> prototype
         is Proxy.ProxyChild -> prototype
-        else -> null
+        else -> this
     }
 
 /**
@@ -158,12 +157,11 @@ fun VisualGroup3D.proxy(
     templateName: Name,
     obj: VisualObject3D,
     name: String = "",
-    attachToParent: Boolean = false,
     block: Proxy.() -> Unit = {}
 ): Proxy {
     val existing = getPrototype(templateName)
     if (existing == null) {
-        setPrototype(templateName, obj, attachToParent)
+        setPrototype(templateName, obj)
     } else if (existing != obj) {
         error("Can't add different prototype on top of existing one")
     }
diff --git a/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/VisualGroup3D.kt b/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/VisualGroup3D.kt
index bb76d972..4bacdd79 100644
--- a/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/VisualGroup3D.kt
+++ b/dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/VisualGroup3D.kt
@@ -18,7 +18,6 @@ import hep.dataforge.names.asName
 import hep.dataforge.names.isEmpty
 import hep.dataforge.vis.common.AbstractVisualGroup
 import hep.dataforge.vis.common.StyleSheet
-import hep.dataforge.vis.common.VisualGroup
 import hep.dataforge.vis.common.VisualObject
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
@@ -37,7 +36,8 @@ class VisualGroup3D : AbstractVisualGroup(), VisualObject3D {
             field = value
         }
 
-    override val styleSheet: StyleSheet = StyleSheet(this)
+    override var styleSheet: StyleSheet? = null
+        private set
 
     //FIXME to be lifted to AbstractVisualGroup after https://github.com/Kotlin/kotlinx.serialization/issues/378 is fixed
     override var properties: Config? = null
@@ -55,6 +55,14 @@ class VisualGroup3D : AbstractVisualGroup(), VisualObject3D {
         attachChildren()
     }
 
+    /**
+     * Update or create stylesheet
+     */
+    fun styleSheet(block: StyleSheet.() -> Unit) {
+        val res = this.styleSheet ?: StyleSheet(this).also { this.styleSheet = it }
+        res.block()
+    }
+
     override fun removeChild(token: NameToken) {
         _children.remove(token)
         childrenChanged(token.asName(), null)
@@ -90,18 +98,6 @@ class VisualGroup3D : AbstractVisualGroup(), VisualObject3D {
         }
     }
 
-    fun getPrototype(name: Name): VisualObject3D? =
-        prototypes?.get(name) as? VisualObject3D ?: (parent as? VisualGroup3D)?.getPrototype(name)
-
-    fun setPrototype(name: Name, obj: VisualObject3D, attachToParent: Boolean = false) {
-        val parent = this.parent
-        if (attachToParent && parent is VisualGroup3D) {
-            parent.setPrototype(name, obj, attachToParent)
-        } else {
-            (prototypes ?: VisualGroup3D().also { this.prototypes = it }).set(name, obj)
-        }
-    }
-
     override fun attachChildren() {
         super.attachChildren()
         prototypes?.run {
@@ -115,5 +111,28 @@ class VisualGroup3D : AbstractVisualGroup(), VisualObject3D {
     }
 }
 
+/**
+ * Ger a prototype redirecting the request to the parent if prototype is not found
+ */
+fun VisualGroup3D.getPrototype(name: Name): VisualObject3D? =
+    prototypes?.get(name) as? VisualObject3D ?: (parent as? VisualGroup3D)?.getPrototype(name)
+
+/**
+ * Defined a prototype inside current group
+ */
+fun VisualGroup3D.setPrototype(name: Name, obj: VisualObject3D) {
+    (prototypes ?: VisualGroup3D().also { this.prototypes = it })[name] = obj
+}
+
+/**
+ * Define a group with given [key], attach it to this parent and return it.
+ */
 fun VisualGroup3D.group(key: String = "", action: VisualGroup3D.() -> Unit = {}): VisualGroup3D =
-    VisualGroup3D().apply(action).also { set(key, it) }
\ No newline at end of file
+    VisualGroup3D().apply(action).also { set(key, it) }
+
+/**
+ * Create or edit prototype node as a group
+ */
+inline fun VisualGroup3D.prototypes(builder: VisualGroup3D.() -> Unit): Unit {
+    (prototypes ?: VisualGroup3D().also { this.prototypes = it }).run(builder)
+}
\ No newline at end of file
diff --git a/dataforge-vis-spatial/src/commonTest/kotlin/hep/dataforge/vis/spatial/PropertyTest.kt b/dataforge-vis-spatial/src/commonTest/kotlin/hep/dataforge/vis/spatial/PropertyTest.kt
index dcece5bd..fa15b905 100644
--- a/dataforge-vis-spatial/src/commonTest/kotlin/hep/dataforge/vis/spatial/PropertyTest.kt
+++ b/dataforge-vis-spatial/src/commonTest/kotlin/hep/dataforge/vis/spatial/PropertyTest.kt
@@ -3,33 +3,34 @@ package hep.dataforge.vis.spatial
 import hep.dataforge.meta.int
 import hep.dataforge.meta.set
 import hep.dataforge.names.asName
-import hep.dataforge.vis.common.updateStyle
 import hep.dataforge.vis.common.useStyle
 import kotlin.test.Test
 import kotlin.test.assertEquals
 
 class PropertyTest {
     @Test
-    fun testInheritedProperty(){
+    fun testInheritedProperty() {
         var box: Box? = null
         val group = VisualGroup3D().apply {
             config["test"] = 22
             group {
-                box = box(100,100,100)
+                box = box(100, 100, 100)
             }
         }
         assertEquals(22, box?.getProperty("test".asName()).int)
     }
 
     @Test
-    fun testStyleProperty(){
+    fun testStyleProperty() {
         var box: Box? = null
         val group = VisualGroup3D().apply {
-            updateStyle("testStyle"){
-                "test" put 22
+            styleSheet {
+                set("testStyle") {
+                    "test" put 22
+                }
             }
             group {
-                box = box(100,100,100).apply {
+                box = box(100, 100, 100).apply {
                     useStyle("testStyle")
                 }
             }
@@ -38,18 +39,41 @@ class PropertyTest {
     }
 
     @Test
-    fun testColor(){
+    fun testColor() {
         var box: Box? = null
         val group = VisualGroup3D().apply {
-            updateStyle("testStyle"){
-                Material3D.MATERIAL_COLOR_KEY put "#555555"
+            styleSheet {
+                set("testStyle") {
+                    Material3D.MATERIAL_COLOR_KEY put "#555555"
+                }
             }
             group {
-                box = box(100,100,100){
+                box = box(100, 100, 100) {
                     useStyle("testStyle")
                 }
             }
         }
         assertEquals("#555555", box?.color)
     }
+
+    @Test
+    fun testProxyStyleProperty() {
+        var box: Proxy? = null
+        val group = VisualGroup3D().apply {
+            styleSheet {
+                set("testStyle") {
+                    Material3D.MATERIAL_COLOR_KEY put "#555555"
+                }
+            }
+            prototypes {
+                box(100, 100, 100, name = "box") {
+                    styles = listOf("testStyle")
+                }
+            }
+            group {
+                box = ref("box".asName())
+            }
+        }
+        assertEquals("#555555", box?.color)
+    }
 }
\ No newline at end of file
diff --git a/dataforge-vis-spatial/src/jsMain/kotlin/hep/dataforge/vis/spatial/editor/propertyEditor.kt b/dataforge-vis-spatial/src/jsMain/kotlin/hep/dataforge/vis/spatial/editor/propertyEditor.kt
index 0aaaa1d9..db40d616 100644
--- a/dataforge-vis-spatial/src/jsMain/kotlin/hep/dataforge/vis/spatial/editor/propertyEditor.kt
+++ b/dataforge-vis-spatial/src/jsMain/kotlin/hep/dataforge/vis/spatial/editor/propertyEditor.kt
@@ -2,7 +2,10 @@ package hep.dataforge.vis.spatial.editor
 
 import hep.dataforge.io.toJson
 import hep.dataforge.js.jsObject
-import hep.dataforge.meta.*
+import hep.dataforge.meta.DynamicMeta
+import hep.dataforge.meta.Meta
+import hep.dataforge.meta.builder
+import hep.dataforge.meta.update
 import hep.dataforge.vis.common.VisualObject
 import hep.dataforge.vis.common.findStyle
 import hep.dataforge.vis.spatial.*
@@ -24,11 +27,7 @@ fun Element.propertyEditor(item: VisualObject?) {
     if (item != null) {
         append {
             card("Properties") {
-                val config: Meta = if (item is Proxy || item is Proxy.ProxyChild) {
-                    item.prototype?.config ?: EmptyMeta
-                } else {
-                    item.config
-                }
+                val config: Meta = item.prototype.config
                 val metaToEdit = config.builder().apply {
                     VISIBLE_KEY to (item.visible ?: true)
                     if (item is VisualObject3D) {
diff --git a/dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/FX3DPlugin.kt b/dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/FX3DPlugin.kt
index 7c44d47f..288174ea 100644
--- a/dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/FX3DPlugin.kt
+++ b/dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/FX3DPlugin.kt
@@ -3,7 +3,6 @@ package hep.dataforge.vis.spatial.fx
 import hep.dataforge.context.*
 import hep.dataforge.meta.Meta
 import hep.dataforge.meta.boolean
-import hep.dataforge.meta.get
 import hep.dataforge.provider.Type
 import hep.dataforge.vis.spatial.*
 import hep.dataforge.vis.spatial.Material3D.Companion.MATERIAL_KEY
@@ -20,6 +19,13 @@ import javafx.scene.transform.Rotate
 import org.fxyz3d.shapes.composites.PolyLine3D
 import org.fxyz3d.shapes.primitives.CuboidMesh
 import org.fxyz3d.shapes.primitives.SpheroidMesh
+import kotlin.collections.HashMap
+import kotlin.collections.component1
+import kotlin.collections.component2
+import kotlin.collections.find
+import kotlin.collections.map
+import kotlin.collections.mapNotNull
+import kotlin.collections.set
 import kotlin.math.PI
 import kotlin.reflect.KClass
 
@@ -106,11 +112,11 @@ class FX3DPlugin : AbstractPlugin() {
 
             when (obj.rotationOrder) {
                 RotationOrder.ZYX -> transforms.addAll(rotateZ, rotateY, rotateX)
-                RotationOrder.XZY -> transforms.addAll(rotateY, rotateZ, rotateX)
-                RotationOrder.YXZ -> transforms.addAll(rotateZ, rotateX, rotateY)
-                RotationOrder.YZX -> transforms.addAll(rotateX, rotateZ, rotateY)
-                RotationOrder.ZXY -> transforms.addAll(rotateY, rotateX, rotateZ)
-                RotationOrder.XYZ -> transforms.addAll(rotateZ, rotateY, rotateX)
+                RotationOrder.XZY -> transforms.addAll(rotateX, rotateZ, rotateY)
+                RotationOrder.YXZ -> transforms.addAll(rotateY, rotateX, rotateZ)
+                RotationOrder.YZX -> transforms.addAll(rotateY, rotateZ, rotateX)
+                RotationOrder.ZXY -> transforms.addAll(rotateZ, rotateX, rotateY)
+                RotationOrder.XYZ -> transforms.addAll(rotateX, rotateY, rotateZ)
             }
 
             if (this is Shape3D) {
diff --git a/spatial-demo/src/jvmMain/kotlin/hep/dataforge/vis/spatial/demo/FXDemoApp.kt b/spatial-demo/src/jvmMain/kotlin/hep/dataforge/vis/spatial/demo/FXDemoApp.kt
index 3fbaff04..1808c43f 100644
--- a/spatial-demo/src/jvmMain/kotlin/hep/dataforge/vis/spatial/demo/FXDemoApp.kt
+++ b/spatial-demo/src/jvmMain/kotlin/hep/dataforge/vis/spatial/demo/FXDemoApp.kt
@@ -17,7 +17,7 @@ class FXDemoApp : App(FXDemoGrid::class) {
         stage.width = 400.0
         stage.height = 400.0
 
-        //view.showcase()
+        view.showcase()
         view.demo("gdml", "gdml") {
             gdml(Paths.get("D:\\Work\\Projects\\gdml.kt\\gdml-source\\cubes.gdml")) {
                 lUnit = LUnit.CM