.presentation{
    font-size: 1.2em;    
    padding: 0 20px 20px 20px;
    text-align: justify;
    line-height: 1.4em;
}

.detail-concert{
    border-bottom: #ccc 1px solid;
    padding: 7px 5px 7px 5px;
}
.concert-date{
    line-height: normal;
    font-size: 1.4em;
    font-weight: 600;
}
.concert-lieu{
    line-height: normal;
    margin-left: 15px;    
}

.concert-termine{
    text-decoration:line-through;   
}

.titre-page {
    display:block;
    font-size: 1.5em;
    font-weight: 900;
    padding-top: 12px;
}