.txt_title1 {
    padding-top: 1em;
    color:#0e3a5e;
    font-weight: bold;
    font-size:4em;
    font-family: Montserrat;
}

.big_button {
    font-weight: bold;
    font-size:2em;
    font-family: Lato;
    padding-left: 1em;
    padding-right: 1em;
}