<style>
.nav-tabs {
    border-bottom: 1px solid #ddd;
}
.nav {
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
}
.nav-tabs>li {
    float: left;
    margin-bottom: -1px;
}
.nav>li {
    position: relative;
    display: block;
}
.nav-tabs>li {
    float: left;
    margin-bottom: -1px;
}
.nav-tabs>li.active>a, .nav-tabs>li.active>a:focus, .nav-tabs>li.active>a:hover {
    color: #555;
    cursor: default;
    background-color: #fff;
    border: 1px solid #ddd;
    border-bottom-color: transparent;
}

</style>
<ul class="nav nav-tabs">
	<li class="active"><a style="text-decoration: none;" href="#">Reclamaciones</a></li>
	<li><a href="#">Demandas </a></li>
	<li><a href="http://www.tercertribunalambiental.cl/solicitudes-de-autorizacion-de-medidas-provisionales-de-la-superintendencia-del-medio-ambiente/">Solicitudes</a></li>
</ul>