Sure I can help you here.
www.remarpro.com site and localhost are two both totally different things.
1) Have you taken backup of database? then great
2) if not try this to copy your database files from old place. – Click Here
3) Now Install Fresh WordPress.
4) Copy Old wp-content/themes/Your_Theme_Folder and paste in new server.
5) Paste these database files in newly installed XAMPP Server . ( From Step 2)
6) Update your WP_Config.php File with old database information.
7) Now Try to login with old user name and password.
8) Now install and activate your themes.
