node_modules/@covalent/core/nav-links/nav-links.component.scss

:host {
  display: block;
  .mat-nav-list.mat-list-base {
    padding-top: 2px;
    .td-nav-link-cursor {
      cursor: pointer;
    }
    .mat-list-item {
      height: 40px;
    }
  }
  .mat-icon {
    margin-right: 0;
  }
}