#### Bug, feature request, or proposal: In server-side rendering, getComputedStyle function not supported. The cause of this issue is the commit [feat(theming): log a warning if core theme isn't loade](https://github.com/angular/material2/commit/4282917f0c195edaf99d5869529715240b303933) #### What is the expected behavior? alternative way required for getComputedStyle #### What is the current behavior? not compiled for server-side rendering #### What are the steps to reproduce? https://github.com/leo6104/angular-ssr/tree/master/examples/cli #### What is the use-case or motivation for changing an existing behavior? I did server-side rendering in my angular project using angular-ssr cli example(npm package) #### Which versions of Angular, Material, OS, browsers are affected? Angular 4.0.1, Material (latest master branch), Server side rendering #### Is there anything else we should know? [the caused line of this issue](https://github.com/angular/material2/blob/4282917f0c195edaf99d5869529715240b303933/src/lib/core/compatibility/compatibility.ts#L199)