diff --git a/orx-gui/src/main/kotlin/Gui.kt b/orx-gui/src/main/kotlin/Gui.kt
index 3ac99598..141aba11 100644
--- a/orx-gui/src/main/kotlin/Gui.kt
+++ b/orx-gui/src/main/kotlin/Gui.kt
@@ -183,23 +183,15 @@ class GUI : Extension {
                     this.height = 175.px
                 }
 
-                descendant(has type "sequence-editor") {
+                descendant(has type listOf(
+                        "sequence-editor",
+                        "sliders-vector2",
+                        "sliders-vector3",
+                        "sliders-vector4"
+                )) {
                     this.width = 175.px
                     this.height = 100.px
                 }
-                descendant(has type "sliders-vector2") {
-                    this.width = 175.px
-                    this.height = 100.px
-                }
-                descendant(has type "sliders-vector3") {
-                    this.width = 175.px
-                    this.height = 100.px
-                }
-                descendant(has type "sliders-vector4") {
-                    this.width = 175.px
-                    this.height = 100.px
-                }
-
                 //</editor-fold>
             }
 
diff --git a/orx-panel/src/main/kotlin/org/openrndr/panel/elements/SlidersVector.kt b/orx-panel/src/main/kotlin/org/openrndr/panel/elements/SlidersVector.kt
index ddeedb51..6acf538b 100644
--- a/orx-panel/src/main/kotlin/org/openrndr/panel/elements/SlidersVector.kt
+++ b/orx-panel/src/main/kotlin/org/openrndr/panel/elements/SlidersVector.kt
@@ -5,7 +5,6 @@ import org.openrndr.math.Vector2
 import org.openrndr.math.Vector3
 import org.openrndr.math.Vector4
 
-
 class SlidersVector2 : SequenceEditorBase("sliders-vector2") {
     var value : Vector2
         get() {
diff --git a/orx-panel/src/main/kotlin/org/openrndr/panel/style/DefaultStyles.kt b/orx-panel/src/main/kotlin/org/openrndr/panel/style/DefaultStyles.kt
index 7d9edd27..94c45db4 100644
--- a/orx-panel/src/main/kotlin/org/openrndr/panel/style/DefaultStyles.kt
+++ b/orx-panel/src/main/kotlin/org/openrndr/panel/style/DefaultStyles.kt
@@ -98,43 +98,12 @@ fun defaultStyles(
             marginRight = 5.px
         },
 
-        styleSheet(has type "sequence-editor") {
-            height = 60.px
-            width = 100.percent
-            marginTop = 5.px
-            marginBottom = 15.px
-            marginLeft = 5.px
-            marginRight = 5.px
-            color = controlTextColor
-            and(has state "active") {
-                color = controlActiveColor
-            }
-        },
-        styleSheet(has type "sliders-vector2") {
-            height = 60.px
-            width = 100.percent
-            marginTop = 5.px
-            marginBottom = 15.px
-            marginLeft = 5.px
-            marginRight = 5.px
-            color = controlTextColor
-            and(has state "active") {
-                color = controlActiveColor
-            }
-        },
-        styleSheet(has type "sliders-vector3") {
-            height = 60.px
-            width = 100.percent
-            marginTop = 5.px
-            marginBottom = 15.px
-            marginLeft = 5.px
-            marginRight = 5.px
-            color = controlTextColor
-            and(has state "active") {
-                color = controlActiveColor
-            }
-        },
-        styleSheet(has type "sliders-vector4") {
+        styleSheet(has type listOf(
+                "sequence-editor",
+                "sliders-vector2",
+                "sliders-vector3",
+                "sliders-vector4"
+        )) {
             height = 60.px
             width = 100.percent
             marginTop = 5.px
@@ -156,8 +125,6 @@ fun defaultStyles(
             marginRight = 5.px
         },
 
-
-
         styleSheet(has type "xy-pad") {
             display = Display.BLOCK
             background = Color.RGBa(ColorRGBa.GRAY)
diff --git a/orx-panel/src/main/kotlin/org/openrndr/panel/style/Selector.kt b/orx-panel/src/main/kotlin/org/openrndr/panel/style/Selector.kt
index 1cdc6c5e..a62c3a17 100644
--- a/orx-panel/src/main/kotlin/org/openrndr/panel/style/Selector.kt
+++ b/orx-panel/src/main/kotlin/org/openrndr/panel/style/Selector.kt
@@ -15,6 +15,7 @@ class CompoundSelector {
     companion object {
         val DUMMY = CompoundSelector()
     }
+
     var previous: Pair<Combinator, CompoundSelector>?
     var selectors: MutableList<Selector>
 
@@ -84,6 +85,14 @@ class TypeSelector(val type: ElementType) : Selector() {
     }
 }
 
+class TypesSelector(vararg types: ElementType) : Selector() {
+    private val typeSet = types.toSet()
+    override fun accept(element: Element): Boolean = element.type in typeSet
+    override fun toString(): String {
+        return "TypesSelector(types=$typeSet)"
+    }
+}
+
 class PseudoClassSelector(val c: ElementPseudoClass) : Selector() {
     override fun accept(element: Element): Boolean = c in element.pseudoClasses
     override fun toString(): String {
@@ -93,7 +102,7 @@ class PseudoClassSelector(val c: ElementPseudoClass) : Selector() {
 }
 
 object has {
-    operator fun invoke (vararg selectors:CompoundSelector) : CompoundSelector {
+    operator fun invoke(vararg selectors: CompoundSelector): CompoundSelector {
         val active = CompoundSelector()
         selectors.forEach {
             active.selectors.addAll(it.selectors)
@@ -101,26 +110,33 @@ object has {
         return active
     }
 
-    infix fun state(q:String):CompoundSelector {
+    infix fun state(q: String): CompoundSelector {
         val active = CompoundSelector()
         active.selectors.add(PseudoClassSelector(ElementPseudoClass((q))))
         return active
     }
 
-    infix fun class_(q:String): CompoundSelector {
+    infix fun class_(q: String): CompoundSelector {
         val active = CompoundSelector()
         active.selectors.add(ClassSelector(ElementClass(q)))
         return active
     }
 
-    infix fun type(q:String):CompoundSelector {
+    infix fun type(q: String): CompoundSelector {
         val active = CompoundSelector()
         active.selectors.add(TypeSelector(ElementType(q)))
         return active
     }
+
+    infix fun type(qs: Iterable<String>): CompoundSelector {
+        val active = CompoundSelector()
+        val aqs = qs.map { ElementType(it) }.toList().toTypedArray()
+        active.selectors.add(TypesSelector(*aqs))
+        return active
+    }
 }
 
-infix fun CompoundSelector.and(other:CompoundSelector):CompoundSelector {
+infix fun CompoundSelector.and(other: CompoundSelector): CompoundSelector {
     val c = CompoundSelector()
     c.previous = previous
     c.selectors.addAll(selectors)