@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@100&display=swap');
body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    background-image: url(images/fond.jpg);
    background-repeat: no-repeat;           /* pas de répétition */
    background-size: cover;                 /* meilleure couverture */
    background-attachment: fixed;           /* Attacher à tout l'écran */
    background-position: center;            /* Centrer l'image */
}
header {
    background-color:antiquewhite;
    padding: 20px 0;
    text-align: center;
    font-size: 19px;
    letter-spacing: 1px;
    color: #844d46;
    box-shadow: 0 3px 5px #ccc;
}
article {
    width: 65%;
    margin: auto;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;                        /* retour à la ligne*/
}
section {
    margin-top: 30px;
}
section input[type="radio"] {               /* attribut type radio*/
    display: none;
}
section label {
    width: 350px;
    display: block;                         /* pour imposer la largeur*/
    background-color: #fff;
    border: 2px solid antiquewhite;
    text-align: center;
    cursor: pointer;
}
section h2 {
    font-size: 22px;
}
section .prix {
    font-size: 29px;
    font-weight: 900;                   /* gras (moins que bold)*/
}
section p {
    font-size: 15px;
    color: #888;
    padding: 0 12px;
    text-align: justify;
}

section input:checked +label {      /* bouton cliquer modifier le label*/
    background-color: #844d46;
}
section input:checked +label h2 {
    color: antiquewhite;
}

section input:checked +label .prix {
    color: white;
}

section input:checked +label p {
    color: black;
}

section input:checked +label img {
    opacity: 0.5;
}


#validation {
    text-align: center;
}
#bouton {
    margin-top: 50px;
    margin-bottom: 50px;
    padding: 25px;
    font-size: 20px;
    border: none;
    outline: none;
    cursor: pointer;
    border-radius: 50px;
    font-weight: bold;
    background-color: antiquewhite;
    color: #884d46;
}
#bouton:hover {
    background-color: #884d46;
    color: antiquewhite;
}