#文章 Chrome 129 刚支持的“CSS 类型算术”允许不同单位值直接四则运算：单位÷单位得纯数、单位×或÷纯数仍得单位，结果自动带类型校验，从此可原生把 calc(70px / 10px) 当成 7 来用，无需预处理器。

https://css-tricks.com/css-typed-arithmetic/
CSS-Tricks
CSS Typed Arithmetic | CSS-Tricks
CSS Typed Arithmetic | CSS-Tricks
Starting in Chrome 140, we'll be able to calculate numeric values with mixed data types. Sounds small, but Amit demonstrates how big a deal this is, calling it Computational CSS.
 
 
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