diff --git a/gold.go b/gold.go
index 7d84822..e3dad7d 100644
--- a/gold.go
+++ b/gold.go
@@ -13,50 +13,6 @@ import (
 	bf "gopkg.in/russross/blackfriday.v2"
 )
 
-type StyleType int
-
-const (
-	Document StyleType = iota
-	BlockQuote
-	List
-	Item
-	Paragraph
-	Heading
-	HorizontalRule
-	Emph
-	Strong
-	Del
-	Link
-	LinkText
-	Image
-	Text
-	HTMLBlock
-	CodeBlock
-	Softbreak
-	Hardbreak
-	Code
-	HTMLSpan
-	Table
-	TableCell
-	TableHead
-	TableBody
-	TableRow
-)
-
-type ElementStyle struct {
-	Color           string `json:"color"`
-	BackgroundColor string `json:"background_color"`
-	Underline       bool   `json:"underline"`
-	Bold            bool   `json:"bold"`
-	Italic          bool   `json:"italic"`
-	CrossedOut      bool   `json:"crossed_out"`
-	Faint           bool   `json:"faint"`
-	Conceal         bool   `json:"conceal"`
-	Overlined       bool   `json:"overlined"`
-	Inverse         bool   `json:"inverse"`
-	Blink           bool   `json:"blink"`
-}
-
 type Fragment struct {
 	Token string
 	Pre   string
@@ -502,61 +458,3 @@ func isChild(node *bf.Node) bool {
 		return false
 	}
 }
-
-func keyToType(key string) (StyleType, error) {
-	switch key {
-	case "document":
-		return Document, nil
-	case "block_quote":
-		return BlockQuote, nil
-	case "list":
-		return List, nil
-	case "item":
-		return Item, nil
-	case "paragraph":
-		return Paragraph, nil
-	case "heading":
-		return Heading, nil
-	case "hr":
-		return HorizontalRule, nil
-	case "emph":
-		return Emph, nil
-	case "strong":
-		return Strong, nil
-	case "del":
-		return Del, nil
-	case "link":
-		return Link, nil
-	case "link_text":
-		return LinkText, nil
-	case "image":
-		return Image, nil
-	case "text":
-		return Text, nil
-	case "html_block":
-		return HTMLBlock, nil
-	case "code_block":
-		return CodeBlock, nil
-	case "softbreak":
-		return Softbreak, nil
-	case "hardbreak":
-		return Hardbreak, nil
-	case "code":
-		return Code, nil
-	case "html_span":
-		return HTMLSpan, nil
-	case "table":
-		return Table, nil
-	case "table_cel":
-		return TableCell, nil
-	case "table_head":
-		return TableHead, nil
-	case "table_body":
-		return TableBody, nil
-	case "table_row":
-		return TableRow, nil
-
-	default:
-		return 0, fmt.Errorf("Invalid style element type: %s", key)
-	}
-}
diff --git a/style.go b/style.go
new file mode 100644
index 0000000..0a951ba
--- /dev/null
+++ b/style.go
@@ -0,0 +1,107 @@
+package gold
+
+import (
+	"fmt"
+)
+
+type StyleType int
+
+const (
+	Document StyleType = iota
+	BlockQuote
+	List
+	Item
+	Paragraph
+	Heading
+	HorizontalRule
+	Emph
+	Strong
+	Del
+	Link
+	LinkText
+	Image
+	Text
+	HTMLBlock
+	CodeBlock
+	Softbreak
+	Hardbreak
+	Code
+	HTMLSpan
+	Table
+	TableCell
+	TableHead
+	TableBody
+	TableRow
+)
+
+type ElementStyle struct {
+	Color           string `json:"color"`
+	BackgroundColor string `json:"background_color"`
+	Underline       bool   `json:"underline"`
+	Bold            bool   `json:"bold"`
+	Italic          bool   `json:"italic"`
+	CrossedOut      bool   `json:"crossed_out"`
+	Faint           bool   `json:"faint"`
+	Conceal         bool   `json:"conceal"`
+	Overlined       bool   `json:"overlined"`
+	Inverse         bool   `json:"inverse"`
+	Blink           bool   `json:"blink"`
+}
+
+func keyToType(key string) (StyleType, error) {
+	switch key {
+	case "document":
+		return Document, nil
+	case "block_quote":
+		return BlockQuote, nil
+	case "list":
+		return List, nil
+	case "item":
+		return Item, nil
+	case "paragraph":
+		return Paragraph, nil
+	case "heading":
+		return Heading, nil
+	case "hr":
+		return HorizontalRule, nil
+	case "emph":
+		return Emph, nil
+	case "strong":
+		return Strong, nil
+	case "del":
+		return Del, nil
+	case "link":
+		return Link, nil
+	case "link_text":
+		return LinkText, nil
+	case "image":
+		return Image, nil
+	case "text":
+		return Text, nil
+	case "html_block":
+		return HTMLBlock, nil
+	case "code_block":
+		return CodeBlock, nil
+	case "softbreak":
+		return Softbreak, nil
+	case "hardbreak":
+		return Hardbreak, nil
+	case "code":
+		return Code, nil
+	case "html_span":
+		return HTMLSpan, nil
+	case "table":
+		return Table, nil
+	case "table_cel":
+		return TableCell, nil
+	case "table_head":
+		return TableHead, nil
+	case "table_body":
+		return TableBody, nil
+	case "table_row":
+		return TableRow, nil
+
+	default:
+		return 0, fmt.Errorf("Invalid style element type: %s", key)
+	}
+}