md-toolbar css cover sub-components css

http://plnkr.co/edit/Yh8IQSNz5PHXzManeOCb?p=preview

<md-toolbar color="primary">
  Angular Material 2 App
  <button md-raised-button>button</button>
  <button md-raised-button>button</button>
  <button md-raised-button>button</button>
  <button md-button>Basic Button</button>
  <a href="http://www.google.com" md-button color="primary">link</a>



</md-toolbar>
<br /><br /><br /><br />

<span style="font-size:50px;color:red">all button color white</span>

[jelbourn]

Not completely clear what behavior you're expecting. Typically raised buttons do not belong in the toolbar.

Please follow the issue template for future reports, as this gives us a better idea what the expected vs. actual behavior is.

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