废话不多说了，直接看效果图吧。
效果图如下：
html代码：
<div class="wrapper">
<h1 class="sub-section__title">eventType : </h1>
<div class="center" style="margin-top: 40px;">
<div id="trigger-2-hover" class="sound-trigger sound-trigger--type-default-2 sound-trigger--type-hover">
<p class="sound-trigger__speach">HOVER!</p>
<div class="sound-trigger__inner">
<i class="fa fa-volume-up fa-lg"></i>
</div>
</div>
<div id="trigger-2-click" class="sound-trigger sound-trigger--type-default sound-trigger--type-click">
<p class="sound-trigger__speach">CLICK!</p>
<div class="sound-trigger__inner">
<i class="fa fa-volume-up fa-lg"></i>
</div>
</div>
</div>