自定义 Bootstrap 网格断点

Custom Bootstrap Grid Breakpoints

我有两个问题: 1. $container-max-width Bootstrap变量有什么用? 2.如果我需要以下分辨率,我应该如何覆盖变量?

 sm: 0px -> 768px - tablet portrait
 md: 769px -> 1442px - tablet landscape and laptop
 lg: 1443px -> 1920px - large screens

$container-max-widths: (sm: 767px, md: 1400px, lg: 1920px, xl: 1920px)

https://getbootstrap.com/docs/4.1/layout/grid/#customizing-the-grid