.formato_texto{
    font-size:16px;
    text-align:justify;
    font-family:Arial;
    color:#000000;
}
.sub_titulo{
    font-size:20px;
    text-align:justify;
    font-family:Arial;
    color:#000000;
    font-weight: bold;
}
.img_div{
    text-align: center;
}