diff --git a/model/ARCHITECTURE.md b/model/ARCHITECTURE.md
index 9e34c35..818a635 100644
--- a/model/ARCHITECTURE.md
+++ b/model/ARCHITECTURE.md
@@ -1,34 +1,84 @@
-# HEHEHAHA todo
-<!--- workspace {
-
+#Structurizr DLS
+workspace {
     model {
-        user = person "User"
-        softwareSystem = softwareSystem "UniBasement" {
-            ui = container "User Interface" {
-                user -> this "Uses"
-            }
-            webapp = container "Web Api" {
-                ui -> this "Uses"
+        user = person "Student" "A user of my website"
+        group "Unit Basement" {
+            auth0SoftwareSystem = softwareSystem "Auth0" {
+                description "Verify a user's identity before giving them access to the website"
+                tags "Dependency"
+            }   
+            uniBasementSoftwareSystem = softwareSystem "Uni Basement" {
+                description "The actual project"        
+                webApp = container "Web Application" {
+                    description "Delivers the static content and the JavaScript application"
+                    technology  "TypeScript, HTML, TailwindCSS"
+                }
+                restApi = container "Application Backend" {
+                    description "Provides backend logic for the website"
+                    technology "TypeScript & TypeORM"
+                }              
+                database = container "Database" {
+                    description "Stores course information, course ratings, exams & questions"
+                    technology "PostgreSQL"
+                    tags "Database"
+                }
             }
-            container "Database" {
-                webapp -> this "Reads from and writes to"
-            }
-        }
+        }     
+        uniBasementSoftwareSystem -> auth0SoftwareSystem "Authenticate Users"      
+        webApp -> restApi "Send Messages" "Https"      
+        restApi -> database "Queries & Updates" "TypeORM"     
+        user -> uniBasementSoftwareSystem "Search, Learn, Answer Questions"
     }
 
     views {
-        systemContext softwareSystem {
+        systemContext uniBasementSoftwareSystem {
+            description "Context diagram for the Mailman Suite."
             include *
-            autolayout lr
+            autoLayout 
         }
 
-        container softwareSystem {
+        container uniBasementSoftwareSystem {
+            description "Container diagram for the Mailman Suite."
             include *
-            autolayout lr
+            autoLayout
         }
 
-        theme default
-    }
+        component restAPI "restAPI_diagram" {
+            include *
+            autoLayout 
+        }
+        
+        styles {
+            element "Person" {
+                shape Person
+                background #bae1ff
+                color #000000
+            }
+            element "Container" {
+                shape RoundedBox
+                background #baffc9
+                color #000000
+            }
+            element "Dependency" {
+                shape RoundedBox
+                background #ffdfba
+                color #000000
+            }
 
-} --->
+            element "Database" {
+                shape Cylinder
+                background #B8D8FF
+                color #000000
+            }
+            element browser {
+				shape WebBrowser
+				background #b3deff
+				/* colour is text colour. */
+				colour #000000
+			}
+        }
+    }
+}
+# System Context Diagram 
 ![image](https://github.com/tristanduncombe/UniBasement/assets/105094182/80ab5877-186a-427b-ba01-9388ef963f6b)
+# Container Diagram