HTML code right

Can you help me how Can I do this

 

Here is a simple header with logo aligned to left and Facebook button aligned to right.

CSS:

#logo {float: left }
#fb-button {float: right}

Code (markup):

HTML:

<div id="header">
	<div id="logo">...code for logo...</div>
	<div id="fb-button">...code for Facebook button...</div>
</div>

HTML:

 

using styles

float: right;

or

text-align: right;