/*  Small devices (landscape phones, 576px and up) */
@media (min-width: 575.98px) { 
h1{
    font-size: 30px;
}
}

/*  Medium devices (tablets, 768px and up) */
@media (min-width: 576px) and(max-width: 767.98px) { 
h1{
    font-size: 30px;
}
 }

/*  Large devices (desktops, 992px and up) */
@media (min-width: 768px) and(max-width: 991.98px){ 
h1{
    font-size: 40px;
}
}

/*  X-Large devices (large desktops, 1200px and up) */
@media (min-width: 992px) and(max-width: 1199.98px)  { 
    h1{
    font-size: 60px;
}
 }

/*  X-Large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) and(max-width: 1399.98px){ 
    h1{
    font-size: 70px;
}
 }

/* XX- extra Large devices (larger desktops, 1400px and up) */
@media (min-width: 1400px) {
    h1{
    font-size: 80px;
}
}