/* format du document en général */
body {
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    width: 30em;
    margin: auto;
    background-color: ghostwhite;
}

/* format des titres et paragraphes */
h1,
h2 {
    color: brown;
}

h1{
    text-align: center;
}
p,
td {
    color: rgb(20, 20, 20);
}

/* format des figures */
figure {
    display: block;
    width: fit-content;
    margin-left: auto;
    margin-right: auto
}

/* format des tableaux */
table {
    margin: auto;
    border-collapse: collapse;
}
td {
    width: 10em;
}
tr {
    background-color: beige;
}
tr:nth-child(even) {
    background-color: #f2f2f2;
}
tr:hover {
    background-color: coral;
}