Estiliza pagina de upload externo - responsiva (novo2)

prova/upload_prova.php

@@ -176,9 +176,7 @@
         <h2>Upload de Arquivos</h2>
         <form id="uploadForm" action="./upload.php" method="post" enctype="multipart/form-data">
             <label for="files">Selecione os arquivos para autenticar:</label><br><br>
-            <div class="custom-file-input">
-                <input type="file" name="files[]" id="files" multiple required>
-            </div>
+            <input type="file" name="files[]" id="files" multiple required><br><br>
             <button type="submit">Autenticar</button>
         </form>
     </div>