Front-end framework Bootstrap 4.4.0 release, the following are updates:
- The new class responsive .row-cols for rapid specified number of columns across breakpoint
- The new escape-svg () function, simplified forms for such embedded SVG background image
- New add () and subtract () function, to avoid built-calc function of CSS error and zero value
- The new make-col-auto () mixin class .col-auto so can be used to custom HTML
- By selector Move [disabled], to solve the Microsoft Edge can not pick up: the issue of disabled style
- bg-variant (), nav-divider () and the form-control-focus () mixins v5 now deprecated
- Update mode the footer element (e.g. a button) spacing and alignment, when space is limited to wrap
- Verify style form controls more flexible. Also: invalid validation icon is updated to alert instead ×, in order to avoid the clear form field values browser capabilities confusion
- Repair dozens of CSS and JS error
- Updated document to fix the links and spelling errors, improved navigation aid landmarks, and provides a new security document as a guide report potential vulnerabilities
Update Description: https://github.com/twbs/bootstrap/releases/tag/v4.4.0