Source Code: (back to article)
<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
<style>
#blue,
#green,
#grey {
position: absolute;
width: 150px;
height: 150px;
color: #eee;
opacity: 0.95;
padding: 15px;
line-height: 100px;
text-align: center;
}
#blue {
z-index: 1;
background-color: #1c87c9;
top: 60px;
left: 50px;
line-height: 1;
}
.black {
height: 80px;
width: 160px;
background-color: #000;
line-height: 100px;
bottom: 20px;
position: absolute;
z-index: 10;
}
#green {
z-index: 2;
background-color: #8ebf42;