body {
    display: flex;
    flex-direction: column;
font-family:garamond;
}

header {
    display: flex;
    justify-content: center;
}

.titre {
    cursor: pointer;
}

nav {
    width: 90vw;
    margin-top: 50px;
    border-top: 7px solid #c5161b;
    align-self: center;
}

.nav-opts {
    display: flex;
    justify-content: space-between;
}

.nav-opts a {
    cursor: pointer;
}

.main-content {
    margin: 50px;
    flex-grow: 2;
}

.main-content>img {
    display: block;
    margin: 20px auto;
}

.page-info,
.page-essai {
    max-width: 777px;
    margin: 0 auto;
}

footer {
    margin: 30px auto 10px auto;
}

/* large screens */

@media (min-width: 600px) {
    nav {
        width: 400px;
    }

    footer {
        margin: 150px auto 10px auto;
    }

    .fade-on-scroll {
        opacity: 0;
        transition: opacity 1s;
        pointer-events: none;
    }

    .fade-on-scroll.visible {
        opacity: 1;
        transition: opacity 1s;
        pointer-events: auto;
    }
}


h2   {color: #c5161b;
    text-align:center;}
h5 	 {color: #c5161b;
	font-family:Glacial Indifference, sans sherif;
    text-align:center;
    margin-bottom:4px}
h6 	 {color: black;
	font-family:Glacial Indifference, sans sherif;
    text-align:center;
    margin-top:0px}
p    {color: black;
	
    text-align:aligned;
    font-size: 70%}