• https://cdn.bootcdn.net/ajax/libs/hint.css/2.3.2/hint.base.css
• https://cdn.bootcdn.net/ajax/libs/hint.css/2.3.2/hint.base.min.css
• https://cdn.bootcdn.net/ajax/libs/hint.css/2.3.2/hint.css
• https://cdn.bootcdn.net/ajax/libs/hint.css/2.3.2/hint.min.css