/* 
Give the h1 the following font sizes:
- for screen sizes below 800 pixels: 3rem
- for screen sizes between 800 and 1000 pixels: 5rem
- for screen sizes above 1000 pixels: 7rem
*/
h1 {
    font-size: 7rem;
}
@media only screen and (max-width: 1000px) {
    h1 {
        font-size: 5rem;
    }
}
@media only screen and (max-width: 800px) {
    h1 {
        font-size: 3rem;
    }
}