body {
    margin: calc(50px + 20px) 50px 20px;
    background-color: lavenderblush;
}

h1#titre {
    display: block;
    margin: 0 auto 30px;
    width: max-content;
    font-family: "Lucida Calligraphy", cursive;
    text-decoration: underline;
}

div#liste_concerts {
    display: flex;
    margin-top: 30px;
    flex-direction: column;
    gap: 30px;
}

div.concert {
    padding: 20px;
    border: 3px solid black;
	border-radius: 10px;
	box-shadow: 0 0 5px black;
	background-color: darksalmon;
	box-sizing: border-box;
}

h2.titre_concert {
    display: block;
    margin: 0 auto 20px;
    width: max-content;
    font-family: "Lucida Calligraphy", cursive;
    font-size: larger;
    text-decoration: underline;
}

div.illustrations_concert {
    display: flex;
    margin-top: 20px;
    justify-content: space-evenly;
    align-items: center;
}

img.affiche_concert {
    display: block;
    height: 60vh;
}

img.photo_concert {
    display: block;
    height: 50vh;
}

a.lien_concert {
    display: block;
    margin: 20px auto 0;
    width: max-content;
    font-family: "Times New Roman", serif;
    font-size: large;
    font-weight: bold;
    color: maroon;
}

/* - - - */

@media(max-width: 600px) {

    body {
        margin: calc(40px + 20px) 20px 20px;
    }

    h1#titre {
        margin-bottom: 20px;
        /* font-size: larger; */
    }

    div#liste_concerts {
        margin-top: 20px;
    }

    /* h2.titre_concert {
        font-size: large;
    } */

    div.illustrations_concert {
        margin-bottom: 10px;
        flex-direction: column;
        gap: 15px;
    }

    img.affiche_concert {
        width: 70%;
        height: auto;
    }

    img.photo_concert {
        width: 100%;
        height: auto;
    }

    a.lien_concert {
        margin-top: 10px;
        font-size: medium;
    }

}

/* - - - */

/* body { border: 2px solid black; } */
/* h1#titre { border: 2px solid black; } */
/* div#liste_concerts { border: 2px solid black; } */
/* div.illustrations_concert { border: 2px solid black; } */