body {
    background-color: lemonchiffon;
    color: #3625f4;
}

.Centre {
    text-align: center;
}

.Ecran {
    display: flex;
    /*min-height: 98vw;*/
}

.conteneur {
    display: flex;
    flex: 1;
    flex-direction: column;
    justify-content: space-between;
}

nav {
    flex: 1;
}

nav li {
    cursor: pointer;
    font-size: 1.5em;
    list-style-type: none;
}

aside {
    flex: 1;
    text-align: left;
    margin-left: 20px;
}

aside img {
    width: 150px;
}

article {
    flex: 1;
}

article h1 {
    text-decoration: underline;
}

article img {
    max-width: 80%;
}

section {
    flex: 3;
    text-align: center;
}

section img {
    max-width: 80%;
    max-height: 90vh;
}

@media screen and (max-width: 992px) {
    
}