main.scss

* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

section {
    height:90vh;
    width:90vw;
    
    h1 {
        text-align: center;
    }
   
}


@media screen and (min-width: 721px) {
    
    section {
        height:80vh;
        width:40vw;
        margin: 10vh auto;
    }
    
}