body{
    font-family: sans-serif;
    margin: 1em 10%;
}
section{
    padding: 1em;
    margin: 0.25rem 0;
    border-radius: 0.5em;
}
section:nth-of-type(odd){
    background-color: #ddddff;
}
section:nth-of-type(even){
    background-color: #ddffdd;
}
h1{
    text-align: center;
    margin: 1em 5%;
}
h2{
    margin: 0.25em;
}
summary{
    cursor: pointer;
}
summary:hover{
    color: #990000;
}
table{
    border: solid 1pt gray;
    border-collapse: collapse;
}
td, th{
    border: solid 1pt gray;
    padding: 0.25em;
}
li{
    margin: 0.25em;
}