md-table column problem

/** Add Transpiler for Typescript */
System.config({
  transpiler: 'typescript',
  typescriptOptions: {
    emitDecoratorMetadata: true
  },
  packages: {
    '.': {
      defaultExtension: 'ts'
    },
    'vendor': {
      defaultExtension: 'js'
    }
  }
});

System.config({
  map: {
    'main': 'main.js',

    // Angular specific mappings.
    '@angular/core': 'https://unpkg.com/@angular/core/bundles/core.umd.js',
    '@angular/animations': 'https://unpkg.com/@angular/animations/bundles/animations.umd.js',
    '@angular/common': 'https://unpkg.com/@angular/common/bundles/common.umd.js',
    '@angular/compiler': 'https://unpkg.com/@angular/compiler/bundles/compiler.umd.js',
    '@angular/http': 'https://unpkg.com/@angular/http/bundles/http.umd.js',
    '@angular/forms': 'https://unpkg.com/@angular/forms/bundles/forms.umd.js',
    '@angular/router': 'https://unpkg.com/@angular/router/bundles/router.umd.js',
    '@angular/platform-browser': 'https://unpkg.com/@angular/platform-browser/bundles/platform-browser.umd.js',
    '@angular/platform-browser-dynamic': 'https://unpkg.com/@angular/platform-browser-dynamic/bundles/platform-browser-dynamic.umd.js',
    '@angular/animations/browser': 'https://unpkg.com/@angular/animations/bundles/animations-browser.umd.js',
    '@angular/platform-browser/animations': 'https://unpkg.com/@angular/platform-browser/bundles/platform-browser-animations.umd.js',
    '@angular/material': 'https://unpkg.com/@angular/material/bundles/material.umd.js',
    '@angular/cdk': 'https://unpkg.com/@angular/cdk/bundles/cdk.umd.js',

    // Rxjs mapping
    'rxjs': 'https://unpkg.com/rxjs',
  },
  packages: {
    // Thirdparty barrels.
    'rxjs': { main: 'index' },
  }
});

import {platformBrowserDynamic} from '@angular/platform-browser-dynamic';
import {BrowserModule} from '@angular/platform-browser';
import {BrowserAnimationsModule} from '@angular/platform-browser/animations';
import {NgModule} from '@angular/core';
import {FormsModule, ReactiveFormsModule} from '@angular/forms';
import {
  MdAutocompleteModule,
  MdButtonModule,
  MdButtonToggleModule,
  MdCardModule,
  MdCheckboxModule,
  MdChipsModule,
  MdCoreModule,
  MdDatepickerModule,
  MdDialogModule,
  MdExpansionModule,
  MdGridListModule,
  MdIconModule,
  MdInputModule,
  MdListModule,
  MdMenuModule,
  MdNativeDateModule,
  MdPaginatorModule,
  MdProgressBarModule,
  MdProgressSpinnerModule,
  MdRadioModule,
  MdRippleModule,
  MdSelectModule,
  MdSidenavModule,
  MdSliderModule,
  MdSlideToggleModule,
  MdSnackBarModule,
  MdSortModule,
  MdTableModule,
  MdTabsModule,
  MdToolbarModule,
  MdTooltipModule,
} from '@angular/material';
import {TableBasicExample} from './table-basic-example';
import {HttpModule} from '@angular/http';
import {CdkTableModule} from '@angular/cdk';

@NgModule({
  exports: [
    CdkTableModule,
    MdAutocompleteModule,
    MdButtonModule,
    MdButtonToggleModule,
    MdCardModule,
    MdCheckboxModule,
    MdChipsModule,
    MdCoreModule,
    MdDatepickerModule,
    MdDialogModule,
    MdExpansionModule,
    MdGridListModule,
    MdIconModule,
    MdInputModule,
    MdListModule,
    MdMenuModule,
    MdNativeDateModule,
    MdPaginatorModule,
    MdProgressBarModule,
    MdProgressSpinnerModule,
    MdRadioModule,
    MdRippleModule,
    MdSelectModule,
    MdSidenavModule,
    MdSliderModule,
    MdSlideToggleModule,
    MdSnackBarModule,
    MdSortModule,
    MdTableModule,
    MdTabsModule,
    MdToolbarModule,
    MdTooltipModule,
  ]
})
export class PlunkerMaterialModule {}

@NgModule({

  imports: [
    BrowserModule,
    BrowserAnimationsModule,
    FormsModule,
    HttpModule,
    PlunkerMaterialModule,
    MdNativeDateModule,
    ReactiveFormsModule,
  ],

  declarations: [TableBasicExample],
  bootstrap: [TableBasicExample],
  providers: []
})
export class PlunkerAppModule {}

platformBrowserDynamic().bootstrapModule(PlunkerAppModule);


/**  Copyright 2017 Google Inc. All Rights Reserved.
    Use of this source code is governed by an MIT-style license that
    can be found in the LICENSE file at http://angular.io/license */

import {Component} from '@angular/core';
import {DataSource} from '@angular/cdk';
import {BehaviorSubject} from 'rxjs/BehaviorSubject';
import {Observable} from 'rxjs/Observable';
import 'rxjs/add/operator/startWith';
import 'rxjs/add/observable/merge';
import 'rxjs/add/operator/map';

@Component({
  selector: 'table-basic-example',
  styleUrls: ['table-basic-example.css'],
  templateUrl: 'table-basic-example.html',
})
export class TableBasicExample {
  displayedColumns = ['userName',  'progress', 'color'];
  exampleDatabase = new ExampleDatabase();
  dataSource: ExampleDataSource | null;

  ngOnInit() {
    this.dataSource = new ExampleDataSource(this.exampleDatabase);
  }
}

/** Constants used to fill up our data base. */
const COLORS = ['maroon', 'red', 'orange', 'yellow', 'olive', 'green', 'purple',
  'fuchsia', 'lime', 'teal', 'aqua', 'blue', 'navy', 'black', 'gray'];
const NAMES = ['AAAAAAAAAAAAAAAAAAAA', 'BBBBBBBBBBBBBBBBBB', 'CCCC', 'DDDDDDDDDDDDDDDDDD', 'EEEEEEEEEEE', 'FFFFFFFFFFFFFFFFFFF',
  'GGGGGGGGGGGGGGGGGGGGG','HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH', 'IIIIIII'];

export interface UserData {
  id: string;
  name: string;
  progress: string;
  color: string;
}

/** An example database that the data source uses to retrieve data for the table. */
export class ExampleDatabase {
  /** Stream that emits whenever the data has been modified. */
  dataChange: BehaviorSubject<UserData[]> = new BehaviorSubject<UserData[]>([]);
  get data(): UserData[] { return this.dataChange.value; }
  private counter = 0;

  constructor() {
    // Fill up the database with 100 users.
    for (let i = 0; i < 100; i++) { this.addUser(); }
  }

  /** Adds a new user to the database. */
  addUser() {
    const copiedData = this.data.slice();
    copiedData.push(this.createNewUser());
    this.dataChange.next(copiedData);
  }

  /** Builds and returns a new User. */
  private createNewUser() {
    const name =
        NAMES[this.counter++ % NAMES.length];

    return {
      id: (this.data.length + 1).toString(),
      name: name,
      progress: Math.round(Math.random() * 100).toString(),
      color: COLORS[Math.round(Math.random() * (COLORS.length - 1))]
    };
  }
}

/**
 * Data source to provide what data should be rendered in the table. Note that the data source
 * can retrieve its data in any way. In this case, the data source is provided a reference
 * to a common data base, ExampleDatabase. It is not the data source's responsibility to manage
 * the underlying data. Instead, it only needs to take the data and send the table exactly what
 * should be rendered.
 */
export class ExampleDataSource extends DataSource<any> {
  constructor(private _exampleDatabase: ExampleDatabase) {
    super();
  }

  /** Connect function called by the table to retrieve one stream containing the data to render. */
  connect(): Observable<UserData[]> {
    return this._exampleDatabase.dataChange;
  }

  disconnect() {}
}


/**  Copyright 2017 Google Inc. All Rights Reserved.
    Use of this source code is governed by an MIT-style license that
    can be found in the LICENSE file at http://angular.io/license */

/* Structure */
.example-container {
  display: flex;
  flex-direction: column;
  min-width: 300px;
}

.example-header {
  min-height: 64px;
  display: flex;
  align-items: center;
  padding-left: 24px;
  font-size: 20px;
}

.mat-table {
    display: table;
    width: 100%;
}

.mat-table > .mat-header-row, .mat-table > .mat-row {
  display: table-row;
  padding: 0;
  border: none;
}

.mat-table > .mat-header-row > .mat-header-cell, 
.mat-table > .mat-row > .mat-cell {
    display: table-cell;
    height: 48px;
    vertical-align: middle;
    padding: 0 0.5em;

    border-bottom: 1px solid rgba(0, 0, 0, 0.12);
}

<!DOCTYPE html>
<html>
<head>
  <title>Angular Material Plunker</title>

  <!-- Load common libraries -->
  <script src="https://cdnjs.cloudflare.com/ajax/libs/typescript/2.1.1/typescript.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/core-js/2.4.1/core.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/zone.js/0.8.5/zone.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/hammer.js/2.0.8/hammer.min.js"></script>

  <!-- Configure SystemJS -->
  <script src="systemjs.config.js"></script>

  <script>
    System
      .import('main.ts')
      .catch(console.error.bind(console));
  </script>

  <!-- Load the Angular Material stylesheet -->
  <link href="https://unpkg.com/@angular/material/prebuilt-themes/indigo-pink.css" rel="stylesheet">
  <link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
  <style>body { font-family: Roboto, Arial, sans-serif; }</style>
</head>

<body>
<table-basic-example>Loading Material Docs example...</table-basic-example>
</body>

</html>


<!-- Copyright 2017 Google Inc. All Rights Reserved.
    Use of this source code is governed by an MIT-style license that
    can be found in the LICENSE file at http://angular.io/license -->

<div class="example-container mat-elevation-z8" style="max-width: 500px">
  <md-table #table [dataSource]="dataSource">

    <!--- Note that these columns can be defined in any order.
          The actual rendered columns are set as a property on the row definition" -->

    <!-- Column with content with varying length -->
    <ng-container cdkColumnDef="userName">
      <md-header-cell *cdkHeaderCellDef> Name </md-header-cell>
      <md-cell *cdkCellDef="let row"> {{row.name}} </md-cell>
    </ng-container>

    <!-- Progress Column -->
    <ng-container cdkColumnDef="progress">
      <md-header-cell *cdkHeaderCellDef style="text-align: right"> Progress </md-header-cell>
      <md-cell *cdkCellDef="let row" style="text-align: right"> {{row.progress}}% </md-cell>
    </ng-container>
    

    <!-- Color Column -->
    <ng-container cdkColumnDef="color">
      <md-header-cell *cdkHeaderCellDef style="text-align: right">Color</md-header-cell>
      <md-cell *cdkCellDef="let row" [style.color]="row.color" style="text-align: right"> {{row.color}} </md-cell>
    </ng-container>
    
    

    <md-header-row *cdkHeaderRowDef="displayedColumns"></md-header-row>
    <md-row *cdkRowDef="let row; columns: displayedColumns;"></md-row>
  </md-table>
</div>


<!-- Copyright 2017 Google Inc. All Rights Reserved.
    Use of this source code is governed by an MIT-style license that
    can be found in the LICENSE file at http://angular.io/license -->