#intro {
    text-align: center;
}

#pie-di-pagina {
    display: -moz-flex;
    display: -webkit-flex;
    display: -ms-flex;
    display: flex;
    justify-content: space-between;
    background-color: #ffffff;
    margin: 0 auto;
    padding: .75em 3em 3.3em 3em;
    border-top: solid 1px rgba(160, 160, 160, 0.3);
    min-height: 15em;
    width: 100%;
}

.visita {
    background-color: teal;
    padding: 10px;
    border-radius: 5px;
    color: white !important;
}