.txt {
    margin: 0;
    margin-left: 15%;
    margin-right: 15%;
    text-align: center;
    }
.txt h1 {
    font-family: 'Buba';
    font-size: 2em;
    margin: 0;
    margin-left: 15%;
    margin-right: 15%;
    text-align: center;
    }
.txt h2 {
    font-size: 1em;
    margin: 0;
    margin-left: 15%;
    margin-right: 15%;
    text-align: center;
    }