我正在尝试为Bootstrap中的一组缩略图应用简单的悬停效果。
<div class="regionPage">
<section class="thumbs">
<h3>Full list:</h3>
<div class="row">
<div class="col-lg-2 col-md-3 col-sm-4 col-xs-6">
<a class="thumbnail" title="Afghanistan" href="../asia/afghanistan.php"><img src="../images/covers/afghanistanthumb.jpg" alt="Afghanistan"></a>
</div>
<div class="col-lg-2 col-md-3 col-sm-4 col-xs-6">
<a class="thumbnail" title="Argentina" href="../samerica/argentina.php"><img src="../images/covers/argentinathumb.jpg" alt="Argentina"></a>
</div>
也许只需在悬停时使图像略微不透明。出于某种原因,我无法实现这一点。