Firefox is the only browser with tools built specifically for building and designing with CSS Grid. These tools allow you to visualize the grid, display associated area names, preview transformations on the grid and much more.
Firefox 是目前唯一配备打造和设计 CSS 网格的工具的浏览器。这些工具可以让 CSS 网格可视化，显示关联区域的名称，预览网格变化，等等。