diff --git a/index.html b/index.html
index d664be6..adb6917 100644
--- a/index.html
+++ b/index.html
@@ -1,57 +1,57 @@
 <!DOCTYPE html>
 <html lang="en">
-	         <head>
-			                      <meta charset="UTF-8">
-					                                   <meta name="viewport" content="width=device-width, initial-scale=1.0">
-									                                        <title>File Transfer</title>
-														                                             <style>
-            body {
-		                    font-family: Arial, sans-serif;
-				                                                     }
-	                            #file-tree {
-					                                             margin-top: 20px;
-										                                                  }
-				                                     ul {
-									                                                  list-style-type: none;
-															                                               }
-								                                                  .preview-modal {
-															                                                               position: fixed;
-																						                                                                    top: 0;
-																														                                                                 left: 0;
-																																						                                                              right: 0;
-																																													                                                                   bottom: 0;
-																																																					                                                                background: rgba(0, 0, 0, 0.8);
-																																																													                                                             display: flex;
-																																																																				                                                                  justify-content: center;
-																																																																												                                                               align-items: center;
-																																																																																			                                                                    z-index: 1000;
-																																																																																											                                                                 }
-														                                                               .preview-content {
-																						                                                                    background: white;
-																														                                                                 padding: 20px;
-																																						                                                              border-radius: 5px;
-																																													                                                                   max-width: 90%;
-																																																					                                                                max-height: 90%;
-																																																													                                                             overflow: auto;
-																																																																				                                                                  }
-																					                                                                    img {
-																														                                                                 max-width: 100%;
-																																						                                                              max-height: 400px;
-																																													                                                                   }
-																													                                                                 </style>
-																																					                                                              </head>
-																																												                                                                   <body>
-																																																					                                                                <h1>Upload Files</h1>
-																																																													                                                             <form id="upload-form" action="/upload" method="post" enctype="multipart/form-data">
-																																																																					                                                                  <input type="file" name="files" multiple required>
-																																																																													                                                               <button type="submit">Upload</button>
-																																																																																				                                                                    </form>
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>File Transfer</title>
+    <style>
+        body {
+            font-family: Arial, sans-serif;
+        }
+        #file-tree {
+            margin-top: 20px;
+        }
+        ul {
+            list-style-type: none;
+        }
+        .preview-modal {
+            position: fixed;
+            top: 0;
+            left: 0;
+            right: 0;
+            bottom: 0;
+            background: rgba(0, 0, 0, 0.8);
+            display: flex;
+            justify-content: center;
+            align-items: center;
+            z-index: 1000;
+        }
+        .preview-content {
+            background: white;
+            padding: 20px;
+            border-radius: 5px;
+            max-width: 90%;
+            max-height: 90%;
+            overflow: auto;
+        }
+        img {
+            max-width: 100%;
+            max-height: 400px;
+        }
+    </style>
+</head>
+<body>
+    <h1>Upload Files</h1>
+    <form id="upload-form" action="/upload" method="post" enctype="multipart/form-data">
+        <input type="file" name="files" multiple required>
+        <button type="submit">Upload</button>
+    </form>
 
-																																																																																												                                                                 <h2>Directory Structure</h2>
-																																																																																																				                                                              <div id="file-tree">
-																																																																																																												                                                                   <ul id="file-list"></ul>
-																																																																																																																				                                                                </div>
+    <h2>Directory Structure</h2>
+    <div id="file-tree">
+        <ul id="file-list"></ul>
+    </div>
 
-																																																																																																																												                                                             <script src="script.js"></script>
-																																																																																																																																			                                                                  </body>
-</html>
+    <script src="script.js"></script>
+</body>
+</html>
\ No newline at end of file
