changeImageOnParentClass
by vickykumarui
HTML
<body class="dark">
<img class="image-replacement" />
</body>
CSS
.dark .image-replacement {
display: block;
-moz-box-sizing: border-box;
box-sizing: border-box;
background: url(http://akamaicovers.oreilly.com/images/9780596517748/cat.gif) no-repeat;
width: 180px;
height: 236px;
padding-left: 180px;
}
.light .image-replacement {
display: block;
-moz-box-sizing: border-box;
box-sizing: border-box;
background: url(http://ashlandtech.org/wp-content/uploads/2014/09/1.png) no-repeat;
width: 180px;
height: 236px;
padding-left: 180px;
}