Sure. You can host any HTML or CSS files safely in DH.
Dreamweaver is a popular HTML editor. No matter what version it is, it writes standard HTML and CSS codes. So all your HTML and CSS files will be fine here.
$50 off and 3 free domains with code: [color=#CC0000]DH3[/color] [url=http://dreamhost.com/r.cgi?296804/signup|DH3]Sign Up NOW[/url] or More Codes Here