<!DOCTYPE html>
<html>
<head>
<title>Field selection demo</title>
<style>
p::selection {
background:pink;
color:white;
}
::-moz-selection {
background:#ccc;
color:#ff645d;
}
::-webkit-selection {
background:#ccc;
color:#ff645d;
}
</style>
</head>
<body>
<p>
1234567890
</p>
</body>
</html>