这是怎么回事（纯sass/scss）：首先，我们需要将颜色拆分为hsla值，并将每个值保存在单独的自定义属性中...
The CSS preprocessors Sass and Less can take any color anddarken()orlighten()it by a specific value. But no such ability is built into JavaScript. This function takes colors in hex format (i.e. #F06D06, with or without hash) and lightens or darkens them with a value. functionLighten...