/* cor */
    footer {
        padding: 0px 0px 0px 0px;
        background-color: black;
        margin: 0px;
    }

/* config */
    #ftr {
        padding: 20px;
    }

    .fa {
        font-size: 23px;
        width: 60px;
        text-align: center;
        text-decoration: none;
        margin: 5px 2px;
        border-radius: 50%;
    }

    .fa:hover {
        opacity: 0.5;
        text-decoration: none;
    }

/* botoes */
    .fa-facebook {
        background: #3B5998;
        color: white;
        margin-top: 30px;
    }

    .fa-whatsapp {
        background: #25d366;
        color: white;
    }

    .fa-twitter {
        background: #55ACEE;
        color: white;
    }

    .fa-instagram {
        background: #125688;
        color: white;
    }

/* texto */
    p {
        text-align: center;
    }