<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title></title>
<style type="text/css">
.redcircle {undefined
position: absolute;
margin: 52px 45px;
width: 12px;
height: 12px;
background: #FF0000;
border-radius: 50%;
border: 1px solid #FF6347;
}
.greencircle {undefined
position: absolute;
margin: 52px 45px;
width: 12px;
height: 12px;
background: #228B22;
border-radius: 50%;
border: 1px solid #3CB371;
}
.greencircle:after {undefined
content: '';
margin: 3px;
display: table;
width: 6px;
height: 6px;
background: #2090ff;
border-radius: 50%;
}
</style>
</head>
<body>
<div class="greencircle"></div>
</body>
</html>
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