         static let code = UIFont(name: "Courier", size: Styles.Sizes.Text.body)!
     }
 
-    struct Colors {
+    enum Colors {
 
         static let background = UIColor.groupTableViewBackground
         static let purple = "6f42c1"
 
-        struct Red {
+        enum Red {
             static let medium = "cb2431"
             static let light = "ffeef0"
         }
 
-        struct Green {
+        enum Green {
             static let medium = "28a745"
             static let light = "e6ffed"
         }
 
-        struct Blue {
+        enum Blue {
             static let medium = "0366d6"
             static let light = "f1f8ff"
         }
 
-        struct Gray {
+        enum Gray {
             static let dark = "24292e"
             static let medium = "586069"
             static let light = "a3aab1"

            static let alphaLighter = UIColor(white: 0, alpha: 0.10)
        }

        struct Yellow {
            static let light = "fff5b1"
        }
    }


import UIKit

enum Styles {

    enum Sizes {
        static let gutter: CGFloat = 15
        static let icon = CGSize(width: 20, height: 20)
        static let buttonIcon = CGSize(width: 25, height: 25)
