diff --git a/frontend/src/app/components/header/header.component.html b/frontend/src/app/components/header/header.component.html
index 7de179d..ff60834 100644
--- a/frontend/src/app/components/header/header.component.html
+++ b/frontend/src/app/components/header/header.component.html
@@ -1,5 +1,5 @@
 <div>
-    <button type="button">
+    <button type="button" (click)="sideMenu.open()">
         <mat-icon>menu</mat-icon>
     </button>
     <a [routerLink]="['/home']">
@@ -20,4 +20,5 @@
     <ng-template #anonymousRightMenu>
         <a [routerLink]="['/login']">Login</a>
     </ng-template>
-</div>
\ No newline at end of file
+</div>
+<app-side-menu #sideMenu></app-side-menu>
\ No newline at end of file
diff --git a/frontend/src/app/components/header/header.component.scss b/frontend/src/app/components/header/header.component.scss
index 84db464..ab80355 100644
--- a/frontend/src/app/components/header/header.component.scss
+++ b/frontend/src/app/components/header/header.component.scss
@@ -90,4 +90,8 @@ $headerHeight: 3.5em;
             }
         }
     }
+}
+
+app-side-menu {
+    height: 100%;
 }
\ No newline at end of file
diff --git a/frontend/src/app/components/header/header.component.ts b/frontend/src/app/components/header/header.component.ts
index 3522c24..b4bef20 100644
--- a/frontend/src/app/components/header/header.component.ts
+++ b/frontend/src/app/components/header/header.component.ts
@@ -4,11 +4,12 @@ import { MatButtonModule } from '@angular/material/button';
 import { RouterModule } from '@angular/router';
 import { AuthenticationService } from '../../core/service/authentication.service';
 import { CommonModule } from '@angular/common';
+import { SideMenuComponent } from '../side-menu/side-menu.component';
 
 @Component({
   selector: 'app-header',
   standalone: true,
-  imports: [CommonModule, MatButtonModule, MatIconModule, RouterModule],
+  imports: [CommonModule, MatButtonModule, MatIconModule, RouterModule, SideMenuComponent],
   templateUrl: './header.component.html',
   styleUrl: './header.component.scss',
 })
diff --git a/frontend/src/app/components/side-menu/categories-menu/categories-menu.component.html b/frontend/src/app/components/side-menu/categories-menu/categories-menu.component.html
new file mode 100644
index 0000000..d32e9b0
--- /dev/null
+++ b/frontend/src/app/components/side-menu/categories-menu/categories-menu.component.html
@@ -0,0 +1,11 @@
+<div class="category {{category.isOpenned ? 'openned' : ''}}" *ngFor="let category of categories$ | async">
+    <div id="category-{{category.id}}" class="category-header" (click)="setOpenned(category)">
+        {{category.name}}
+        <mat-icon>chevron_right</mat-icon>
+    </div>
+    <div class="sub-category-container {{category.isOpenned ? 'displayed' : ''}}">
+        <a [routerLink]="['/']" class="sub-category" *ngFor="let subCategory of category.subCategories">
+            {{subCategory.name}}
+        </a>
+    </div>
+</div>
\ No newline at end of file
diff --git a/frontend/src/app/components/side-menu/categories-menu/categories-menu.component.scss b/frontend/src/app/components/side-menu/categories-menu/categories-menu.component.scss
new file mode 100644
index 0000000..bcd6a8f
--- /dev/null
+++ b/frontend/src/app/components/side-menu/categories-menu/categories-menu.component.scss
@@ -0,0 +1,57 @@
+:host {
+    display: flex;
+    flex-direction: column;
+
+    .category {
+        transition: background-color .2s ease-in-out;
+
+        &:hover {
+            cursor: pointer;
+            background-color: #5c6bc0;
+        }
+
+        .category-header {
+            display: flex;
+            flex-direction: row;
+            justify-content: space-between;
+            align-items: center;
+            padding: .5em 1em;
+
+            mat-icon {
+                transition: transform .2s ease-in-out;
+            }
+        }
+
+        &.openned {
+            .category-header {
+                mat-icon {
+                    transform: rotate(90deg);
+                }
+            }
+
+            .sub-category-container {
+                max-height: none;
+            }
+        }
+
+        .sub-category-container {
+            display: flex;
+            flex-direction: column;
+            overflow: hidden;
+            max-height: 0;
+            transition: max-height .2s ease-in-out;
+            background-color: #303f9f;
+
+            .sub-category {
+                padding: .5em 1em .5em 2em;
+                text-decoration: none;
+                color: inherit;
+                transition: background-color .2s ease-in-out;
+                
+                &:hover {
+                    background-color: #5c6bc0;
+                }
+            }
+        }
+    }
+}
diff --git a/frontend/src/app/components/side-menu/categories-menu/categories-menu.component.ts b/frontend/src/app/components/side-menu/categories-menu/categories-menu.component.ts
new file mode 100644
index 0000000..618543d
--- /dev/null
+++ b/frontend/src/app/components/side-menu/categories-menu/categories-menu.component.ts
@@ -0,0 +1,52 @@
+import { CommonModule } from "@angular/common";
+import { Component, inject } from "@angular/core";
+import { MatIconModule } from "@angular/material/icon";
+import { DisplayableCategory, SideMenuService } from "../side-menu.service";
+import { Observable } from "rxjs";
+import { RouterModule } from "@angular/router";
+
+@Component({
+	selector: 'app-categories-menu',
+  standalone: true,
+  imports: [CommonModule, RouterModule, MatIconModule],
+  templateUrl: './categories-menu.component.html',
+  styleUrl: './categories-menu.component.scss'
+})
+export class CategoriesMenuComponent {
+  private sideMenuService = inject(SideMenuService);
+
+  get categories$(): Observable<DisplayableCategory[]> {
+    return this.sideMenuService.categories$;
+  }
+
+  setOpenned(category: DisplayableCategory): void {
+    if (category.isOpenned) {
+      const categoryDiv = document.getElementById(`category-${category.id}`);
+      if (categoryDiv) {
+        this.closeAccordion(categoryDiv);
+      }
+    } else {
+      const categoriesDivs = document.getElementsByClassName('category-header');
+      Array.from(categoriesDivs)
+        .map(category => category as HTMLElement)  
+        .forEach(categoryDiv => this.closeAccordion(categoryDiv));
+      
+        const categoryDiv = document.getElementById(`category-${category.id}`);
+      if (categoryDiv) {
+        this.openAccordion(categoryDiv);
+      }
+    }
+
+    this.sideMenuService.setOpenned(category);
+  }
+
+  private closeAccordion(categoryDiv: HTMLElement): void {
+    const divContent = categoryDiv?.nextElementSibling as HTMLElement;
+    divContent.style.maxHeight = '0';
+  }
+
+  private openAccordion(categoryDiv: HTMLElement): void {
+    const divContent = categoryDiv?.nextElementSibling as HTMLElement;
+    divContent.style.maxHeight = `${divContent.scrollHeight}px`;
+  }
+}
\ No newline at end of file
diff --git a/frontend/src/app/components/side-menu/side-menu.component.html b/frontend/src/app/components/side-menu/side-menu.component.html
index 464a407..a7e7a5e 100644
--- a/frontend/src/app/components/side-menu/side-menu.component.html
+++ b/frontend/src/app/components/side-menu/side-menu.component.html
@@ -1,15 +1,14 @@
-<h1>Codiki</h1>
-<h2>Catégories</h2>
-<div class="categories-container">
-    <div class="category {{category.isOpenned ? 'openned' : ''}}" *ngFor="let category of categories$ | async">
-        <div id="category-{{category.id}}" class="category-header" (click)="setOpenned(category)">
-            {{category.name}}
-            <mat-icon>chevron_right</mat-icon>
-        </div>
-        <div class="sub-category-container {{category.isOpenned ? 'displayed' : ''}}">
-            <div class="sub-category" *ngFor="let subCategory of category.subCategories">
-                {{subCategory.name}}
-            </div>
-        </div>
-    </div>
+<div class="menu {{ isOpenned ? 'displayed' : '' }}">
+    <h1>
+        <span>
+            <img src="assets/images/codiki.png" alt="logo"/>
+            Codiki
+        </span>
+        <button type="button" (click)="close()" matTooltip="Close the menu">
+            <mat-icon>close</mat-icon>
+        </button>
+    </h1>
+    <h2>Catégories</h2>
+    <app-categories-menu></app-categories-menu>
 </div>
+<div class="overlay {{ isOpenned ? 'displayed' : ''}}" (click)="close()"></div>
diff --git a/frontend/src/app/components/side-menu/side-menu.component.scss b/frontend/src/app/components/side-menu/side-menu.component.scss
index e713008..9641141 100644
--- a/frontend/src/app/components/side-menu/side-menu.component.scss
+++ b/frontend/src/app/components/side-menu/side-menu.component.scss
@@ -1,52 +1,83 @@
 :host {
-    display: flex;
-    flex-direction: column;
-
-    .categories-container {
+    .menu {
         display: flex;
         flex-direction: column;
+        background-color: #3f51b5;
+        color: white;
 
-        .category {
-            border: 1px solid blue;
+        $categoriesMenuWidth: 20em;
+        position: fixed;
+        top: 0;
+        left: -$categoriesMenuWidth - 1em - 1;
+        bottom: 0;
+        transition: left .2s ease-in-out;
+        width: $categoriesMenuWidth;
+        z-index: 2;
+        padding: 1em 0;
 
-            &:hover {
-                cursor: pointer;
-            }
+        &.displayed {
+            left: 0;
+        }
 
-            .category-header {
+        h1 {
+            display: flex;
+            flex-direction: row;
+            justify-content: space-between;
+            align-items: center;
+            padding: 0 1em;
+
+            span {
                 display: flex;
                 flex-direction: row;
-                justify-content: space-between;
+                justify-content: start;
                 align-items: center;
-                padding: .5em 1em;
+                gap: .5em;
 
-                mat-icon {
-                    transition: transform .2s ease-in-out;
+                img {
+                    $imageSize: 1.2em;
+                    width: $imageSize;
+                    height: $imageSize;
                 }
             }
 
-            &.openned {
-                .category-header {
-                    mat-icon {
-                        transform: rotate(90deg);
-                    }
-                }
+            button {
+                border-radius: 10em;
+                border: none;
+                display: flex;
+                justify-content: center;
+                align-items: center;
+                width: 2.5em;
+                height: 2.5em;
+                color: white;
+                background-color: #3f51b5;
+                transition: background-color .2s ease-in-out;
 
-                .sub-category-container {
-                    max-height: none;
-                }
-            }
-
-            .sub-category-container {
-                border: 1px solid red;
-                overflow: hidden;
-                max-height: 0;
-                transition: max-height .2s ease-in-out;
-    
-                .sub-category {
-                    padding: .5em 1em .5em 2em;
+                &:hover {
+                    cursor: pointer;
+                    background-color: #5c6bc0;
                 }
             }
         }
+
+        h2 {
+            padding: 0 1em;
+        }
     }
-}
\ No newline at end of file
+
+    .overlay {
+        display: none;
+        position: fixed;
+        top: 0;
+        left: 0;
+        right: 0;
+        bottom: 0;
+        width: 100%;
+        height: 100%;
+        background-color: #000;
+        opacity: .2;
+
+        &.displayed {
+            display: block;
+        }
+    }
+}
diff --git a/frontend/src/app/components/side-menu/side-menu.component.ts b/frontend/src/app/components/side-menu/side-menu.component.ts
index fb283c1..7e710c9 100644
--- a/frontend/src/app/components/side-menu/side-menu.component.ts
+++ b/frontend/src/app/components/side-menu/side-menu.component.ts
@@ -1,51 +1,23 @@
-import { CommonModule } from '@angular/common';
-import { Component, inject } from '@angular/core';
-import { MatIconModule } from '@angular/material/icon';
-import { DisplayableCategory, SideMenuService } from './side-menu.service';
-import { Observable } from 'rxjs';
+import {Component} from '@angular/core';
+import {MatIconModule} from '@angular/material/icon';
+import {CategoriesMenuComponent} from './categories-menu/categories-menu.component';
+import {MatTooltipModule} from '@angular/material/tooltip';
 
 @Component({
   selector: 'app-side-menu',
   standalone: true,
-  imports: [CommonModule, MatIconModule],
+  imports: [CategoriesMenuComponent, MatIconModule, MatTooltipModule],
   templateUrl: './side-menu.component.html',
   styleUrl: './side-menu.component.scss'
 })
 export class SideMenuComponent {
-  private sideMenuService = inject(SideMenuService);
+  isOpenned: boolean = false;
 
-  get categories$(): Observable<DisplayableCategory[]> {
-    return this.sideMenuService.categories$;
+  open(): void {
+    this.isOpenned = true;
   }
 
-  setOpenned(category: DisplayableCategory): void {
-    if (category.isOpenned) {
-      const categoryDiv = document.getElementById(`category-${category.id}`);
-      if (categoryDiv) {
-        this.closeAccordion(categoryDiv);
-      }
-    } else {
-      const categoriesDivs = document.getElementsByClassName('category-header');
-      Array.from(categoriesDivs)
-        .map(category => category as HTMLElement)  
-        .forEach(categoryDiv => this.closeAccordion(categoryDiv));
-      
-        const categoryDiv = document.getElementById(`category-${category.id}`);
-      if (categoryDiv) {
-        this.openAccordion(categoryDiv);
-      }
-    }
-
-    this.sideMenuService.setOpenned(category);
-  }
-
-  private closeAccordion(categoryDiv: HTMLElement): void {
-    const divContent = categoryDiv?.nextElementSibling as HTMLElement;
-    divContent.style.maxHeight = '0';
-  }
-
-  private openAccordion(categoryDiv: HTMLElement): void {
-    const divContent = categoryDiv?.nextElementSibling as HTMLElement;
-    divContent.style.maxHeight = `${divContent.scrollHeight}px`;
+  close(): void {
+    this.isOpenned = false;
   }
 }
diff --git a/frontend/src/app/pages/home/home.component.html b/frontend/src/app/pages/home/home.component.html
index cdaa426..26e0443 100644
--- a/frontend/src/app/pages/home/home.component.html
+++ b/frontend/src/app/pages/home/home.component.html
@@ -1,2 +1 @@
 <h1>Welcome to Codiki application!</h1>
-<app-side-menu></app-side-menu>
\ No newline at end of file
diff --git a/frontend/src/app/pages/home/home.component.ts b/frontend/src/app/pages/home/home.component.ts
index 46417d8..deb69c4 100644
--- a/frontend/src/app/pages/home/home.component.ts
+++ b/frontend/src/app/pages/home/home.component.ts
@@ -1,10 +1,9 @@
 import { Component } from '@angular/core';
-import { SideMenuComponent } from '../../components/side-menu/side-menu.component';
 
 @Component({
   selector: 'app-home',
   standalone: true,
-  imports: [SideMenuComponent],
+  imports: [],
   templateUrl: './home.component.html',
   styleUrl: './home.component.scss'
 })