body {
    display: grid;
    grid-template-columns: 2fr 1fr;
    padding: 0% 15% 0% 15%;
}

p {
    font-family: Arial, Helvetica, sans-serif;
}

a {
    font-family: Arial, Helvetica, sans-serif;
    color: #08c;
}

h2 {
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;
}

header {
    grid-column: 1 / span 2;
}

nav {
    text-align: center;
}

.accueil {
    float: right;
}

section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: .1fr 1fr 1fr;
}

.informaticiens {
    grid-column: 1 / span 2;
}

nav>ul>li {
    display: inline-block;
    padding: 10px;
    text-align: center;
}

article {
    display: inline-block;
    display: grid;
    grid-template-columns: 1fr 2fr;
    grid-template-rows: 1fr 1fr 1fr;
    margin: auto;
}

article>h3 {
    font-family: Arial, Helvetica, sans-serif;
}

article>img {
    width: 160px;
    grid-row: 1 / span 3;
    grid-column: 2;
    border-style: solid;
    border-width: 5px 15px 20px 5px;
    border-color: #EFEFEF;
    box-shadow: 10px 8px 5px #555;
    margin: auto;
}

nav>ul>li>a {
    text-decoration: dashed;
    text-decoration-line: underline;
}

aside>p>em {
    font-weight: bold;
}

aside>p>em:nth-child(1) {
    margin-right: 15px;
    color: #08c;
}

footer {
    margin-top: 50px;
    grid-column: 1 / span 2;
}

footer>p {
    display: inline;
}