#center {width:70%;}
#center p {margin-bottom:1em;}
#center h1 {font-size:140%;margin-bottom:1em;}
#center h5 {font-size:100%;margin-top:2em;margin-bottom:0.5em;background-image:url(../images/fond-titres.jpg);background-repeat:no-repeat;font-size:90%;color:white;padding-left:0.4em;padding-bottom:0.2em;}