* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #242424;
}

h1 {
    margin: 20px;
    color: #ffffff;
}
p {
    color: #ffffff;
}

.image-cerveau {
    width: 100px; 
    height: auto; 
    margin-top: 30px;
}

.image-jeu {
    width: 100px; 
    height: auto; 
    margin-top: 30px;
}

.image-mémoire{
    width: 100px; 
    height: auto; 
    margin-top: 30px;
}


.jeu {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: 20px;
}

.boite-couleur {
    width: 100px;
    height: 100px;
    border-radius: 10px;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.3s;
}

#red { background-color: red; }
#blue { background-color: blue; }
#green { background-color: green; }
#yellow { background-color: yellow; }

.boite-couleur.active {
    opacity: 1;
    border: 5px solid rgb(255, 255, 255);
    transform: scale(1.1);
}


button {
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    margin-top: 20px;
}

#message {
    margin-top: 20px;
    font-size: 18px;
    color: #ffffff;
}