特效描述：纯css3 标题文字 间歇滚动效果，纯css3标题文字滚动。
代码结构
1. HTML代码
<section class='section'>
<div class='masthead-image' id='master-container'>
<div class='content center'>
<h1 id='master'>
<div>Hello</div>
<div id='master-container-scroller'>
<div class='master-container-scroller_item'>
<a class='cta-link' href='#'>Friend</a>.
</div>
<div class='master-container-scroller_item'>
<a class='cta-link' href='#'>Enemy</a>.
</div>
<div class='master-container-scroller_item'>
<a class='cta-link' href='#'>Frenemy</a>.
</div>
<div class='master-container-scroller_item'>
<a class='cta-link' href='#'>Mom</a>.
</div>
<div class='master-container-scroller_item'>
<a class='cta-link' href='#'>Dad</a>.
</div>
<div class='master-container-scroller_item'>
<a class='cta-link' href='#'>Brother</a>.
</div>
<div class='master-container-scroller_item'>
<a class='cta-link' href='#'>Sister</a>.
</div>
<div class='master-container-scroller_item'>
<a class='cta-link' href='#'>Son</a>.
</div>
<div class='master-container-scroller_item'>
<a class='cta-link' href='#'>Daughter</a>.
</div>
<div class='master-container-scroller_item'>Friend.</div>
</div>
<div>Nice to see you.</div>
</h1>
</div>
</div>
</section>
