diff --git a/frontend/src/app/components/auth/auth.component.ts b/frontend/src/app/components/auth/auth.component.ts
index 33d71fd..0655034 100644
--- a/frontend/src/app/components/auth/auth.component.ts
+++ b/frontend/src/app/components/auth/auth.component.ts
@@ -5,7 +5,6 @@ import { Router } from '@angular/router';
 import { CommonModule } from '@angular/common';
 import { ErrorService } from '../../services/error.service';
 import { AuthService } from '../../services/auth.service';
-import { HttpErrorResponse } from '@angular/common/http';
 
 @Component({
   selector: 'app-auth',
diff --git a/frontend/src/app/components/auth/forgot-password/forgot-password.component.ts b/frontend/src/app/components/auth/forgot-password/forgot-password.component.ts
index 0276603..e75f11d 100644
--- a/frontend/src/app/components/auth/forgot-password/forgot-password.component.ts
+++ b/frontend/src/app/components/auth/forgot-password/forgot-password.component.ts
@@ -5,7 +5,6 @@ import { FormsModule, NgForm } from '@angular/forms';
 import { ActivatedRoute, RouterLink } from '@angular/router';
 import { AuthService } from '../../../services/auth.service';
 import { ErrorService } from '../../../services/error.service';
-import { HttpErrorResponse } from '@angular/common/http';
 
 @Component({
   selector: 'app-forgot-password',
diff --git a/frontend/src/app/components/auth/login/login.component.html b/frontend/src/app/components/auth/login/login.component.html
index 7ed4bf0..a7c82f5 100644
--- a/frontend/src/app/components/auth/login/login.component.html
+++ b/frontend/src/app/components/auth/login/login.component.html
@@ -88,7 +88,9 @@
         ></app-btn-large>
         <app-btn-large
           [value]="'Guest Log in'"
-          [disabled]="authData.guestLogin"
+          [disabled]="
+            authData.guestLogin || (!!authData.mail && !!authData.password)
+          "
           (click)="guestLogin()"
         ></app-btn-large>
       </div>
diff --git a/frontend/src/app/components/auth/login/login.component.ts b/frontend/src/app/components/auth/login/login.component.ts
index 293113e..9cb48f9 100644
--- a/frontend/src/app/components/auth/login/login.component.ts
+++ b/frontend/src/app/components/auth/login/login.component.ts
@@ -1,10 +1,9 @@
-import { Component, ViewChild } from '@angular/core';
+import { Component } from '@angular/core';
 import { BtnLargeComponent } from '../../../shared/components/buttons/btn-large/btn-large.component';
 import { FormsModule, NgForm } from '@angular/forms';
 import { Router, RouterLink } from '@angular/router';
 import { AuthService } from '../../../services/auth.service';
 import { ErrorService } from '../../../services/error.service';
-import { HttpErrorResponse } from '@angular/common/http';
 import { CommonModule } from '@angular/common';
 import { environment } from '../../../environments/environment';
 
diff --git a/frontend/src/app/components/auth/register/register.component.ts b/frontend/src/app/components/auth/register/register.component.ts
index c2b40ce..15f5f9f 100644
--- a/frontend/src/app/components/auth/register/register.component.ts
+++ b/frontend/src/app/components/auth/register/register.component.ts
@@ -5,7 +5,6 @@ import { ActivatedRoute, Router, RouterLink } from '@angular/router';
 import { CommonModule } from '@angular/common';
 import { AuthService } from '../../../services/auth.service';
 import { ErrorService } from '../../../services/error.service';
-import { HttpErrorResponse } from '@angular/common/http';
 
 @Component({
   selector: 'app-register',
diff --git a/frontend/src/app/components/home/browse/browse.component.ts b/frontend/src/app/components/home/browse/browse.component.ts
index 9f1c1b0..1d2e446 100644
--- a/frontend/src/app/components/home/browse/browse.component.ts
+++ b/frontend/src/app/components/home/browse/browse.component.ts
@@ -1,12 +1,4 @@
-import {
-  Component,
-  EventEmitter,
-  OnChanges,
-  OnInit,
-  Output,
-  SimpleChanges,
-  ViewChild,
-} from '@angular/core';
+import { Component, OnInit, ViewChild } from '@angular/core';
 import { HeaderComponent } from '../../../shared/components/header/header.component';
 import { HeroBannerComponent } from './hero-banner/hero-banner.component';
 import { CategoriesComponent } from './categories/categories.component';
diff --git a/frontend/src/app/components/home/browse/categories/categories.component.ts b/frontend/src/app/components/home/browse/categories/categories.component.ts
index 37e4384..9440b92 100644
--- a/frontend/src/app/components/home/browse/categories/categories.component.ts
+++ b/frontend/src/app/components/home/browse/categories/categories.component.ts
@@ -1,14 +1,10 @@
 import { CommonModule } from '@angular/common';
 import {
-  ChangeDetectorRef,
   Component,
-  ElementRef,
   EventEmitter,
   HostListener,
   Input,
   Output,
-  Renderer2,
-  ViewChild,
 } from '@angular/core';
 import { environment } from '../../../../environments/environment';
 
diff --git a/frontend/src/app/shared/components/error-toast/error-toast.component.ts b/frontend/src/app/shared/components/error-toast/error-toast.component.ts
index ca5d246..805728c 100644
--- a/frontend/src/app/shared/components/error-toast/error-toast.component.ts
+++ b/frontend/src/app/shared/components/error-toast/error-toast.component.ts
@@ -1,4 +1,4 @@
-import { Component, Input, OnInit } from '@angular/core';
+import { Component, OnInit } from '@angular/core';
 import { ErrorService } from '../../../services/error.service';
 
 @Component({
diff --git a/frontend/src/app/shared/components/header/header.component.ts b/frontend/src/app/shared/components/header/header.component.ts
index a40b615..382c374 100644
--- a/frontend/src/app/shared/components/header/header.component.ts
+++ b/frontend/src/app/shared/components/header/header.component.ts
@@ -1,4 +1,4 @@
-import { Component, Input, input } from '@angular/core';
+import { Component, Input } from '@angular/core';
 import { BtnLargeComponent } from '../buttons/btn-large/btn-large.component';
 import { Router, RouterLink } from '@angular/router';
 
diff --git a/frontend/src/app/shared/components/legal-information/imprint/imprint.component.ts b/frontend/src/app/shared/components/legal-information/imprint/imprint.component.ts
index 6be6887..ee83704 100644
--- a/frontend/src/app/shared/components/legal-information/imprint/imprint.component.ts
+++ b/frontend/src/app/shared/components/legal-information/imprint/imprint.component.ts
@@ -1,5 +1,6 @@
 import { Component } from '@angular/core';
 import { CommonModule, Location } from '@angular/common';
+
 @Component({
   selector: 'app-imprint',
   standalone: true,
diff --git a/frontend/src/assets/style/form.scss b/frontend/src/assets/style/form.scss
index 6375ecd..f3e670a 100644
--- a/frontend/src/assets/style/form.scss
+++ b/frontend/src/assets/style/form.scss
@@ -28,12 +28,12 @@ form {
   }
   input::file-selector-button {
     width: fit-content;
-    box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
+    box-shadow: 1px 1px 3px rgba($black, 0.5);
     border-radius: 6px;
     padding: 6px;
     color: $white;
-    background-color: blue;
-    border: 1px solid blue;
+    background-color: $blue;
+    border: 1px solid $blue;
     transition: 300ms ease-in-out;
     cursor: pointer;
   }
@@ -54,8 +54,8 @@ form {
   padding: 9px;
   p {
     color: $red;
-    font-size: 12px !important;
-    font-weight: 400 !important;
+    font-size: 12px;
+    font-weight: 400;
   }
 }