main {
    background-color: darkcyan;
    text-align: center;
}

h1 {
    font-size: 60px;
}

p {
    font-size: 32px;
}

@media screen and (max-width: 800px) {
    main {
        background-color: aquamarine;
    }

    h1 {
        font-size: 42px;
    }

    p {
        font-size: 24px;
    }
}