Fluid Drop Shadows Text Box

Here is a box with drop shadows from Stu Nicholl's CSS Play site. He calls it "Fluid Drop Shadows."

Here is the style sheet for "Fluid Drop Shadows"

<style type="text/css">
.out {
display:block;
background:#bbb;
border:1px solid #ddd;
position:relative;
margin:1em 0;
}
.in {
text-align:justify;
background:#fff;
border:1px solid #555;
position:relative;
padding:5px;
font-weight:normal;
}
.ltin {
left:-5px;
}
.tpin {
top:-5px;
}
.narrow {width:24em;} /* change to suit */
h5 {text-align:center;font-weight:bold; color:#000;}
</style>