html {
    scroll-behavior: smooth;
}

@font-face {
    font-family: "Roboto";
    src: url("../content/Roboto-Regular.ttf") format("opentype");
}

@font-face {
    font-family: "Roboto";
    src: url("../content/Roboto-Bold.ttf") format("opentype");
    font-weight: bold;
}

@font-face {
    font-family: "Roboto";
    src: url("../content/Roboto-Italic.ttf") format("opentype");
    font-style: italic;
}

body {
    font-family: "Roboto";
    background: #202020;
    background-image: url("../content/background.jpg");
    margin: 0;
}

header, footer {
    position: relative;
	background-color: #0078C9;
    box-shadow: 0px 0px 0.25rem 0.25rem #0078C9;
    color: #FFFFFF;
    text-align: center;
    padding: 0.5rem;
}

header nav {
    width: 80%;
    margin: auto;
}

header nav ul {
    display: flex;
    justify-content: space-around;
    list-style: none;
    padding: 0;
}

header a {
    color: #FFFFFF;
    text-decoration: none;
}

header h1 a {
    padding: 2rem;
}

header li {
    margin: 1rem;
}

header nav a {
    font-size: 1.5rem;
    font-weight: bold;
    border: 1px solid #ADDEFF;
    border-radius: 1rem;
    text-decoration: none;
    padding: 1rem;
    transition: 300ms all ease-in-out;
}

header nav a:hover {
    background-color: #47B6FF;
    text-decoration: underline;
}

main {
    background-color: #F0F0FF;
    box-shadow: 0px 0px 0.5rem 0.25rem #F0F0FF;
    width: 75%;
    margin: auto;
    padding: 2rem;
}

img {
    cursor: zoom-in;
}

/* Main page galerie */
#galerie {
    box-shadow: none;
    width: 100%;
    padding: 0;
    padding-top: 2rem;
    padding-bottom: 2rem;
}

#galerie h2 {
    margin-left: 2rem;
    font-size: 200%;
}

/* Conteneur galerie */
#galerie-div {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    width: 100%;
    margin: auto;
}

/* Colonne galerie */
.galerie-colonne {
    flex: 25%;
    max-width: 20%;
}

.galerie-colonne img {
    vertical-align: middle;
    width: 100%;
}

section h2 a {
    color: #000000;
    text-decoration: none;
}

section h2 a:hover {
    color: #000000;
    text-decoration: underline;
}

#biographie {
    text-align: justify;
    line-height: 1.5rem;
}

#biographie aside {
    text-align: center;
    max-width: 20%;
    margin: 1rem;
    padding-left: 1rem;
    padding-right: 1rem;
    border: 1px solid #003D66;
}

#biographie aside img {
    width: 100%;
    height: 100%;
}

#biographie #portrait {
    float: right;
}

#biographie #photo {
    float: left;
    padding-top: 1rem;
}

/* Conteneur mini galerie */
#mini-galerie {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    width: 100%;
    margin: auto;
}

/* Colonne mini galerie */
.mini-colonne {
    flex: 25%;
    max-width: 25%;
}

.mini-colonne img {
    vertical-align: middle;
    width: 100%;
}

#gradient {
    background: linear-gradient(rgba(0, 0, 0, 0), rgba(240, 240, 255, 1));
    background-repeat: repeat-x;
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 25%;
    display: flex;
    justify-content: center;
    align-items: center;
    pointer-events: none;
}

#gradient a {
    font-size: 125%;
    padding: 1.5rem;
    background-color: #0078C9;
    border-radius: 1.5rem;
    border: 1px solid #FFFFFF;
    color: #FFFFFF;
    font-weight: bold;
    pointer-events: auto;
    text-decoration: none;
    transition: 300ms all ease-in-out;
}

#gradient a:hover {
    background-color: #47B6FF;
    text-decoration: underline;
    transform: scale(1.25);
}

#image-zoom {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: rgba(0, 0, 0, 0.8);
    cursor: zoom-out;
}

#image-zoom h2 {
    color: #FFFFFF;
    font-size: 2rem;
    margin: 4rem;
    padding-left: 1rem;
    padding-right: 1rem;
    text-align: center;
    width: max-content;
    max-width: 100vw;
    z-index: 1;
    cursor: auto;
}

#image-zoom img {
    border: 5px solid #FFFFFF;
    max-width: calc(100vw - 2rem);
    max-height: calc(100vh - 10rem - 5rem);
    cursor: auto;
}

#image-zoom button {
    position: absolute;
    left: 50%;
    bottom: 2rem;
    width: 4rem;
    height: 4rem;
    transform: translateX(-50%);
    border-radius: 50%;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
}

footer a {
    color: #FFFFFF;
}

/* Petit */
@media only screen and (min-width: 0) {
    .mini-colonne, .galerie-colonne {
        flex: 100%;
        max-width: 100%;
    }

    main {
        box-shadow: unset;
        width: 90%;
        margin: 0;
        padding: 5%;
    }
}

/* Moyen */
@media only screen and (min-width: 768px) {
    .mini-colonne {
        flex: 50%;
        max-width: 50%;
    }

    .galerie-colonne {
        flex: 33.3333%;
        max-width: 33.3333%;
    }
}

/* Grand */
@media only screen and (min-width: 992px) {
    .mini-colonne {
        flex: 25%;
        max-width: 25%;
    }

    .galerie-colonne {
        flex: 25%;
        max-width: 20%;
    }

    main {
        box-shadow: 0px 0px 0.5rem 0.25rem #F0F0FF;
        width: 75%;
        margin: auto;
        padding: 2rem;
    }
}