版本：4.4.2
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-all.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-all.min.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-colors.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-colors.min.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-common.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-common.min.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-components.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-components.min.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-icons.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-icons.min.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-reset.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro-reset.min.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/css/metro.min.css
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/js/metro.js
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/js/metro.min.js
- https://cdn.bootcdn.net/ajax/libs/metro/4.4.2/mif/metro.svg