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diff --git a/xfa/fde/css/cfde_cssnumbervalue.h b/xfa/fde/css/cfde_cssnumbervalue.h
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+++ b/xfa/fde/css/cfde_cssnumbervalue.h
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+// Copyright 2017 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FDE_CSS_CFDE_CSSNUMBERVALUE_H_
+#define XFA_FDE_CSS_CFDE_CSSNUMBERVALUE_H_
+
+#include "core/fxcrt/fx_system.h"
+#include "xfa/fde/css/cfde_cssvalue.h"
+
+enum class FDE_CSSNumberType {
+  Number,
+  Percent,
+  EMS,
+  EXS,
+  Pixels,
+  CentiMeters,
+  MilliMeters,
+  Inches,
+  Points,
+  Picas,
+};
+
+class CFDE_CSSNumberValue : public CFDE_CSSValue {
+ public:
+  CFDE_CSSNumberValue(FDE_CSSNumberType type, FX_FLOAT value);
+  ~CFDE_CSSNumberValue() override;
+
+  FX_FLOAT Value() const { return value_; }
+  FDE_CSSNumberType Kind() const { return type_; }
+
+  FX_FLOAT Apply(FX_FLOAT percentBase) const;
+
+ private:
+  FDE_CSSNumberType type_;
+  FX_FLOAT value_;
+};
+
+#endif  // XFA_FDE_CSS_CFDE_CSSNUMBERVALUE_H_