Update index.md

docs/index.md

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 <style>
-h1, h2, h3, h4 {
+h2, h3, h4 {
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 .colContainer {
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   <p>Try consulting our <a href="/{{page.version}}/docs/troubleshooting/">troubleshooting guides</a>, or <a href="https://github.com/kubernetes/kubernetes/wiki/User-FAQ">our FAQ</a>. Kubernetes is also supported by a great community of contributors and experts who hang out in <a href="http://slack.kubernetes.io/">our Slack channel</a>, <a href="https://groups.google.com/forum/#!forum/google-containers">our Google Group</a> and <a href="http://stackoverflow.com/questions/tagged/kubernetes">Stackoverflow</a>.</p>
   <a href="/{{page.version}}/docs/troubleshooting/" class="button">Get Support</a>
   </div>
-</div>
+</div>