.boiteBlogue{
    border:solid 0.06rem gray;
    height:20rem;
    width:20rem;
    margin:2rem;
    cursor:pointer;
    position:relative;
    
}
.show{
    display:block;
    width:100%;
    height:100%;
    opacity:0.4;
    position:absolute;
    top:0;
    left:0;
    display:flex;
    padding-top:0.5rem;
    align-items:center;
    font-size:16pt;
    justify-content:center;
}
.show > span
{
width:100%;
height:33%;
color:black;
background-color:whitesmoke;
display:flex;
justify-content:center;
align-items:center;
}
.boiteBlogue:hover .show{
    opacity:0.8;
    }

.listeBlogues{
    display:flex;
    justify-content:center;
    flex-wrap:wrap;
}