Vue—样式穿透/deep/ ,>>>, ::v-deep和 deep()四者的区别Vue—样式穿透/deep/ >>> ::v-deep deep()四者的区别1./deep/#在vue3.0之前可使用，例如(复写样式前加/deep/)，vue3.0及后使用就会报错& /deep/ .el-input {width: 60px;}2. ::v-deep