Stackoverflow questions

HTML

<h2 rel="singer-connector-cricketer">Shoaib Chikate</h2>
<h2 rel="dancer-build-tester">Ashok Dongare</h2>
<hr/>

<div id="matcher">
        <p>Matched</p>
        <h1>Not</h1>
        <h2>Matched</h2>
        <h3>Not</h3>
</div>

CSS

h2[rel*="connector"]{
    color:blue;
}

/*:matches()*/
#matcher :-moz-any(p,h2){
    color:purple;
}