h1 {
    display: block;
    font-size: 1.7em;
    margin-block-start: 0.67em;
    margin-block-end: 0.67em;
    margin-inline-start: 0px;
    margin-inline-end: 0px;
    font-weight: bold;
}
h2{
    font-size: 1em;
}

div.block {
    border-left: 1px solid black;
    border-top: 1px solid black;
    padding-left: 20px;
    padding-bottom: 5px;
    padding-right: 20px;
    margin: 20px;
}

body {
    font-family: serif;
    background-size: cover; 
    font-size: 100%;
    color: black;
}