import {Component} from '@angular/core'; import {By} from '@angular/platform-browser'; const a = By.css('.mat-form-field-placeholder'); const b = By.css('.mat-form-field-placeholder-wrapper'); const c = By.css('.mat-input-container'); const d = By.css('.mat-input-flex'); const e = By.css('.mat-input-hint-spacer'); @Component({ template: ` ` }) class F {} @Component({ styles: [` .mat-input-subscript-wrapper { flex-direction: row; } .mat-input-container .mat-input-placeholder { color: lightcoral; } `] }) class G {} @Component({ // Considering this is SCSS that will be transformed by Webpack loaders. styles: [` body, html { font-family: $mat-font-family; } `] }) class H {}