body {background-color: maroon; font-size: 20px; border: white}

.B_lettre {
width: 50px; 
height: 50px; 
border-radius: 25px; 
border: 2px solid white; 
background-color: rgb(0,0,0); 
color: white; 
font-size: 20px}

.B_lettre:hover {
width: 50px; 
height: 50px; 
border-radius: 30px; 
border: 2px solid rgb(30,30,30); 
background-color: rgb(0,0,0); 
color: white; 
font-size: 25px}

.B_lettre:visited {
width: 40px; 
height: 40px; 
border-radius: 20px; 
border: 3px solid rgb(100,30,30); 
background-color: rgb(255,255,255); 
color: white; 
font-size: 20px}

div{
    border:1px solid rgb(255,255,255);
    border-radius:20px;
    margin-left:20px;
    margin-right:20px;
    margin-top:20px;
    margin-bottom:20px;
    padding-left:20px;
    padding-right:20px;
    padding-top:20px;
    padding-bottom:20px;
}

img{
    border:1px solid white;
    border-radius:15px;
    float:right;
}

#restart {
width: 100px; 
height: 50px; 
border-radius: 25px; 
border: 2px solid white; 
background-color: rgb(50,50,50); 
color: white;
}

#restart:hover{
    width:110px;
    height:60px;
    border-radius:30px;
    border:3px solid rgb(40,0,0);
    background-color:rgb(50,50,50);
    color:rgb(200,10,10);
}