diff --git a/components/script/dom/cssstyledeclaration.rs b/components/script/dom/cssstyledeclaration.rs
new file mode 100644
index 00000000000..873d7dfb6a2
--- /dev/null
+++ b/components/script/dom/cssstyledeclaration.rs
@@ -0,0 +1,68 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+use dom::bindings::codegen::Bindings::CSSStyleDeclarationBinding::CSSStyleDeclarationMethods;
+use dom::bindings::error::{ErrorResult, Fallible};
+use dom::bindings::utils::{Reflectable, Reflector};
+use dom::bindings::js::JSRef;
+use servo_util::str::DOMString;
+
+#[dom_struct]
+pub struct CSSStyleDeclaration {
+    reflector_: Reflector,
+}
+
+impl<'a> CSSStyleDeclarationMethods for JSRef<'a, CSSStyleDeclaration> {
+    fn CssText(self) -> DOMString {
+        "".to_string()
+    }
+
+    fn SetCssText(self, _cssText: DOMString) -> ErrorResult {
+        Ok(())
+    }
+
+    fn Length(self) -> u32 {
+        0
+    }
+
+    fn Item(self, _index: u32) -> DOMString {
+        "".to_string()
+    }
+
+    fn GetPropertyValue(self, _property: DOMString) -> DOMString {
+        "".to_string()
+    }
+
+    fn GetPropertyPriority(self, _property: DOMString) -> DOMString {
+        "".to_string()
+    }
+
+    fn SetProperty(self, _property: DOMString, _value: DOMString,
+                   _priority: DOMString) -> ErrorResult {
+        Ok(())
+    }
+
+    fn SetPropertyValue(self, _property: DOMString, _value: DOMString) -> ErrorResult {
+        Ok(())
+    }
+
+    fn SetPropertyPriority(self, _property: DOMString, _priority: DOMString) -> ErrorResult {
+        Ok(())
+    }
+
+    fn RemoveProperty(self, _property: DOMString) -> Fallible<DOMString> {
+        Ok("".to_string())
+    }
+
+    fn IndexedGetter(self, _index: u32, _found: &mut bool) -> DOMString {
+        "".to_string()
+    }
+}
+
+impl Reflectable for CSSStyleDeclaration {
+    fn reflector<'a>(&'a self) -> &'a Reflector {
+        &self.reflector_
+    }
+}
+
diff --git a/components/script/dom/webidls/CSSStyleDeclaration.webidl b/components/script/dom/webidls/CSSStyleDeclaration.webidl
new file mode 100644
index 00000000000..09079fe0fec
--- /dev/null
+++ b/components/script/dom/webidls/CSSStyleDeclaration.webidl
@@ -0,0 +1,31 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * The origin of this IDL file is
+ * http://dev.w3.org/csswg/cssom/#the-cssstyledeclaration-interface
+ *
+ * Copyright © 2013 W3C® (MIT, ERCIM, Keio, Beihang), All Rights Reserved.
+ */
+
+interface CSSStyleDeclaration {
+  [SetterThrows]
+           attribute DOMString cssText;
+  readonly attribute unsigned long length;
+  getter DOMString item(unsigned long index);
+  DOMString getPropertyValue(DOMString property);
+  DOMString getPropertyPriority(DOMString property);
+  [Throws]
+  void setProperty(DOMString property, [TreatNullAs=EmptyString] DOMString value,
+                                       [TreatNullAs=EmptyString] optional DOMString priority = "");
+  [Throws]
+  void setPropertyValue(DOMString property, [TreatNullAs=EmptyString] DOMString value);
+  [Throws]
+  void setPropertyPriority(DOMString property, [TreatNullAs=EmptyString] DOMString priority);
+  [Throws]
+  DOMString removeProperty(DOMString property);
+// Not implemented yet:
+//  readonly attribute CSSRule? parentRule;
+//           attribute DOMString cssFloat;
+};
+
diff --git a/components/script/lib.rs b/components/script/lib.rs
index 26f773f6006..c818df7cb00 100644
--- a/components/script/lib.rs
+++ b/components/script/lib.rs
@@ -88,6 +88,7 @@ pub mod dom {
     pub mod browsercontext;
     pub mod canvasrenderingcontext2d;
     pub mod characterdata;
+    pub mod cssstyledeclaration;
     pub mod domrect;
     pub mod domrectlist;
     pub mod domstringmap;