diff --git a/app/Functions/findfile.php b/app/Functions/findfile.php
index 4f0878e..223213a 100644
--- a/app/Functions/findfile.php
+++ b/app/Functions/findfile.php
@@ -9,4 +9,15 @@ function findFile($name){
     $pathinfo = $name. "." . pathinfo($file, PATHINFO_EXTENSION);
     }}
     return $pathinfo;
+}
+
+function findBackground($name){
+    $directory = base_path('/img/background-img/');
+    $files = scandir($directory);
+    $pathinfo = "error.error";
+    foreach($files as $file) {
+    if (strpos($file, $name.'.') !== false) {
+    $pathinfo = $name. "." . pathinfo($file, PATHINFO_EXTENSION);
+    }}
+    return $pathinfo;
 }
\ No newline at end of file
diff --git a/app/Http/Controllers/UserController.php b/app/Http/Controllers/UserController.php
index bfadb2b..fe8bb93 100755
--- a/app/Http/Controllers/UserController.php
+++ b/app/Http/Controllers/UserController.php
@@ -541,8 +541,18 @@ class UserController extends Controller
 
         $customBackground = $request->file('image');
 
-        if ($request->hasFile('image')) {
-            $customBackground->move(base_path('/img/background-img'), $userId . ".png");
+        if (!empty($customBackground)) {
+            // Delete existing image
+            $directory = base_path('/img/background-img/');
+            $files = scandir($directory);
+            $pathinfo = "error.error";
+            foreach($files as $file) {
+            if (strpos($file, $userId.'.') !== false) {
+            $pathinfo = $userId. "." . pathinfo($file, PATHINFO_EXTENSION);
+            }}
+            if(file_exists(base_path('/img/background-img/').$pathinfo)){File::delete(base_path('/img/background-img/').$pathinfo);}
+
+            $customBackground->move(base_path('/img/background-img/'), $userId.".".$request->file('image')->extension());
         }
 
         return Redirect('/studio/theme');
diff --git a/resources/views/littlelink.blade.php b/resources/views/littlelink.blade.php
index 5f9d33d..7136e0f 100644
--- a/resources/views/littlelink.blade.php
+++ b/resources/views/littlelink.blade.php
@@ -44,10 +44,13 @@ return $path;}
   <meta name="author" content="{{ $userinfo->name }}">
   <meta name="viewport" content="width=device-width, initial-scale=1">
 @endif
-@if(file_exists(base_path('/img/background-img/'.$userinfo->id.'.png')))
+@if(file_exists(base_path('/img/background-img/'.findBackground($userinfo->id))))
 <style>
   body {
-    background-image: url('{{url('/img/background-img/'.$userinfo->id.'.png')}}') !important;
+    background-image: url('{{url('/img/background-img/'.findBackground($userinfo->id))}}') !important;
+    background-repeat: no-repeat !important;
+    background-size: cover !important;
+    background-position: center !important;
   }
 </style>
 @endif
diff --git a/resources/views/studio/theme.blade.php b/resources/views/studio/theme.blade.php
index 99e7146..0825bc2 100644
--- a/resources/views/studio/theme.blade.php
+++ b/resources/views/studio/theme.blade.php
@@ -289,8 +289,8 @@ try{ if($GLOBALS['updateAv'] == true) echo '<img style="padding-left:40px; paddi
         <br>
     </div>
     <div class="form-group col-lg-8">
-        @if(!file_exists(base_path('/img/background-img/'.Auth::user()->id.'.png')))<p><i>No image selected</i></p>@endif
-        <img style="width:95%;max-width:400px;argin-left:1rem!important;border-radius:5px;" src="@if(file_exists(base_path('/img/background-img/'.Auth::user()->id.'.png'))){{url('/img/background-img/'.Auth::user()->id.'.png')}}@else{{url('/littlelink/images/themes/no-preview.png')}}@endif"><br><br>
+        @if(!file_exists(base_path('/img/background-img/'.findBackground(Auth::user()->id))))<p><i>No image selected</i></p>@endif
+        <img style="width:95%;max-width:400px;argin-left:1rem!important;border-radius:5px;" src="@if(file_exists(base_path('/img/background-img/'.findBackground(Auth::user()->id)))){{url('/img/background-img/'.findBackground(Auth::user()->id))}}@else{{url('/littlelink/images/themes/no-preview.png')}}@endif"><br><br>
         <label>Upload background image</label>
         <input type="file" accept="image/jpeg,image/jpg,image/png" class="form-control-file" name="image">
     </div>