body {
    font-family: poppins;
    font-weight: 400;
    font-style: normal;
    padding: 0 rem;
    margin: 0 rem;
}

.float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 20px;
    background-color: white;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 22px;
    box-shadow: 2px 2px 3px #999;
    z-index: 100;
    text-decoration: none;
}

.float:hover {
    text-decoration: none;
    /* color: #25d366; */
    background-color: #fff;
}

.my-float {
    margin-top: 16px;
}

.contenedor_texto {
    margin: auto;
    display: table;
}

#texto_mov {
    float: left;
    position: relative;
}

#texto_mov span {
    position: absolute;
    right: 0;
    width: 0;
    background-color: #fff;
    border-left: 1px solid #000;
    animation: maquina 5s infinite alternate steps(30);
}


/* efecto que el span cubre al texto */

@keyframes maquina {
    from {
        width: 100%;
    }
    to {
        width: 0;
    }
}