feat: SCSS全局变量配置

src/styles/element-variables.scss → src/styles/element-variables.module.scss

 /**
 * I think element-ui's default theme color is too light for long-term use.
 * So I modified the default color and you can modify it to your liking.
+* https://vitejs.cn/guide/features.html#postcss
 **/
 
 /* theme color */

src/styles/element-variables.scss.d.ts

-export interface ScssVariables {
-  theme: string
-}
-export const variables: ScssVariables
-
-export default variables

src/styles/variables.scss.d.ts

-export interface IScssVariables {
-    menuBg: string
-    menuText: string
-    menuActiveText: string
-}
-
-export const variables: IScssVariables
-
-export default variables