[Vuejs]-How to define color of the text in the input of the "v-text-field" component?

Try out to define a class in the v-text-field tag then target the inner input.

<v-text-field
  class="text-field-style"
></v-text-field>

<style scoped>
  .text-field-style >>> .v-text-field__slot input {
    color: red
  }
</style>