html, body {
    color: white;
    font-family: 'Opens Sans',helvetica;
    height: 100%;
    width: 100%;
   /*margin: 0px !important;*/
    
}

.portada {
    background: url('/img/fondo_inicio.jpg') no-repeat fixed center;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    height: 100%;
    width: 100%;
    margin-top: -10% !important;
}

#borderDemo {
    border: 2px solid #FFFFFF;
    border-radius: 10px;
    height: 400px;
    width: 300px;
    padding: 50px 50px;
}

.myButton {
    background-color: #620C3C;
    border-radius: 28px;
    border: 2px solid #FFFFFF;
    display: inline-block;
    cursor: pointer;
    color: #ffffff;
    font-family: Verdana;
    padding: 9px 70px;
    text-decoration: none;
}