box-box:first-of-type {
    margin-bottom: 100vh;
}

h2 {
    font-size: 2rem;
    font-weight: bold;
    margin-top: 0;
    color: white;
    padding-top:0.2rem;
    padding-bottom: 0.2rem;
}

h3 {
    font-size: 1.55rem;
    font-weight: normal;
}


sub {
    display: block;
    text-align: right;
    padding-top: 0.5rem;
}

summary {
    border-bottom: none;
}

/*last updated*/
.upd {
    font-style: italic;
}

.go-back {
    display: block;
    text-align: center;
    font-size: 2rem;
   
}