section {
    padding: 8px;
}

section>div {
    padding: 8px;
    margin: 4px 0px;
}

section h2 {
    font-size: large;
    font-weight: 300;
}
section h3 {
    font-size: medium;
    font-weight: lighter;
}

@media (min-width: 720px){
    section{
        width: 800px;
        padding: 0 64px;
        margin-left: auto;
    }
}

@media (min-width: 1000px){
    section{
        width: 1100px;
    }
}
@media (min-width: 1450px){
    section{
       margin: auto;
    }
}