几种备份类型

1. System Backup will create a .tgz of the entire source code and the database
2. Database and Media Backup will create a .tgz containing a database backup and the contents of the media directory
3. Database Backup will backup only the database

如果首页css没有正确显示：http://gotechnies.com/css-javascript-files-loading-magento-2-installation/