We would like to know how to test background-position supported.
<!DOCTYPE html>
<html>
<head>
<style type='text/css'>
div {<!-- w w w . j a va2s. co m-->
width: 250px;
height: 250px;
border: 1px solid green;
margin: .5em;
background-image:
url("http://placehold.it/100x100");
background-repeat: no-repeat;
}
#keyword-length {
background-position: left 50px;
}
#keyword-percent {
background-position: right 50%;
}
#three-values {
background-position: left 100px bottom;
}
#four-values {
background-position: right 25% top 50px;
}
</style>
</head>
<body>
<div id="keyword-length">left 50px</div>
<div id="keyword-percent">right 50%</div>
<div id="three-values">left 100px bottom</div>
<div id="four-values">right 25% top 50px</div>
</body>
</html>
The code above is rendered as follows: