<style type="text/css">
body {
    margin: 30px;
    background: #fafafa;
    font: normal 11px tahoma, verdana, arial, serif;
    color: #333;
}
#ana {
    width: 500px;
    height: 150px;
    background: #09f;
    position: relative;
    border: 1px solid #333;
}
.alt {
    position: absolute;
    right: 20;
    top: 15;
    width: 250px;
    height: 20px;
    padding: 20px 0;
    text-align: center;
    background: #fff;
    border: 1px solid #333;
}
</style>

<div id="ana">
    <div class="alt">Merhaba</div>
</div>