html{
    height: 100%;
}
body{
    height: 100%;
}
h2{
    font-size: 1.1rem;
}
main{
    padding: 2rem 0;
    margin: 0 auto;
}
h2{
    font-weight: bolder;
    margin-bottom: 0.2em;
}
footer{
    height: 10%;
}