* {
    font-family: "Love Ya Like A Sister", cursive;
    font-size: 2vmax;
    color: rgb(255, 255, 255);
    transition: all ease-out .4s;
}

body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
    background-color: #494949;
}

marquee {
    font-size: 4vmax;
    color: burlywood;
}

button {
    color: burlywood;
    background-color: #494949;
    font-size: 3vmax;
    padding: 1vmax;
    border-radius: 1vmax;
}

header {
    margin-bottom: 1vmax;
}

main {
    display: grid;
    grid-template-columns: repeat(3, 10vmax);
    grid-template-rows: repeat(3, 10vmax);
    gap: .5vmax;
}

main>div {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #fff;
    box-shadow: 0 0 10px #333;
    cursor: pointer;
    border-radius: 1vmax;
}

footer {
    margin-top: 1vmax;
}

@media (min-width:900px) {
    button {
        font-size: 2vmax;
    }

    main {
        grid-template-columns: repeat(3, 7vmax);
        grid-template-rows: repeat(3, 7vmax);
    }
}