<div class="container">
<div id="signupbox" style="margin-top:50px" class="mainbox col-md-6 col-md-offset-3 col-sm-8 col-sm-offset-2">
<div class="panel panel-info">
<div class="panel-heading">
<div class="panel-title">Regístrate</div>
<div style="float:right; font-size: 85%; position: relative; top:-10px"><a id="signinlink" href="index.php">Iniciar Sesión</a></div>
</div>