Sublime Text 2 Snippet: Media Query
<snippet>
<content><![CDATA[
@media only screen and (min-width:40em) {...} // 640/16
]]></content>
<!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
<tabTrigger>mq</tabTrigger>
<!-- Optional: Set a scope to limit where the snippet will trigger -->
<!-- <scope>source.python</scope> -->
</snippet>