【vue3】解决：::v-deep usage as a combinator has been deprecated. Use :deep(＜inner-selector＞) instead 的警告

参考文章：
vue3项目开源项目运行报错::v-deep usage as a combinator has been deprecated. Use :deep() instead.
解决：::v-deep usage as a combinator has been deprecated. Use :deep(＜inner-selector＞) instead 的警告问题

今天找了一个vue3.0开源项目，在运行的时候npm i报错

根据以上安装依赖成功

在运行的时候有报错::v-deep usage as a combinator has been deprecated. Use :deep() instead.

原因是：的vue3.0 单文件规范::v-deep写法已经被废弃了

需要将v-deep替换成 :deep('.类名){ css }即可

修改后，vue3 项目中的写法应是