RWD 要素 - 列ごとの列

<-- news.topic -->

<-- news.brief -->
<-- news.content --><-- news.htmlarea -->
<-- news.content --><-- news.htmlarea -->

<-- news.topic -->

<-- news.brief -->
<-- news.content --><-- news.htmlarea -->

<-- news.topic -->

<-- news.brief -->
<-- news.content --><-- news.htmlarea -->

<-- news.topic -->

<-- news.brief -->
<-- news.content --><-- news.htmlarea -->

<-- news.topic -->

<-- news.brief -->
<-- news.content --><-- news.htmlarea -->