alfresco-ng2-components/lib/core/viewer/components/pdf-viewer-password-dialog.scss

@mixin adf-dialog-theme($theme) {
    .adf-fill-remaining-space {
        flex: 1 1 auto;
    }

    .adf-full-width {
        width: 100%;
    }

    $primary: map-get($theme, primary);

    .adf-dialog-buttons button {
        text-transform: uppercase;
    }

    .adf-dialog-action-button:enabled {
        color: mat-color($primary);
    }
}