.colonne_1, .colonne_2, .colonne_3, .colonne_4, .colonne_5, .colonne_6, .colonne_7, .colonne_8, .colonne_9, .colonne_10, .colonne_11{float: left;}
.colonne_1.centerAuto, .colonne_2.centerAuto, .colonne_3.centerAuto, .colonne_4.centerAuto, .colonne_5.centerAuto, .colonne_6.centerAuto, .colonne_7.centerAuto, .colonne_8.centerAuto, .colonne_9.centerAuto, .colonne_10.centerAuto, .colonne_11.centerAuto{float: none;margin-left :auto; margin-right : auto;}
.container_12 {clear: both;width: 960px;margin : 0 auto;}
.colonne_1 {width: 60px;}
.colonne_2 {width: 140px;}
.colonne_3 {width: 220px;}
.colonne_4 {width: 300px;}
.colonne_5 {width: 380px;}
.colonne_6 {width: 460px;}
.colonne_7 {width: 540px;}
.colonne_8 {width: 620px;}
.colonne_9 {width: 700px;}
.colonne_10 {width: 780px;}
.colonne_11 {width: 860px;}
.colonne_12 {width: 940px;}
/* offset_n 
.offset_1 { margin: 60px;}
.offset_2 {margin: 140px;}
.offset_3 {margin: 220px;}
.offset_4 {margin: 300px;}
.offset_5 {margin: 380px;}
.offset_6 {margin: 460px;}
.offset_7 {margin: 540px;}
.offset_8 {margin: 620px;}
.offset_9 {margin: 700px;}
.offset_10 {margin: 780px;}
.offset_11 {margin: 860px;}
.offset_12 {margin: 940px;}*/
/* padding_n 
.padding_1 {padding: 60px;}
.padding_2 {padding: 140px;}
.padding_3 { padding: 220px;}
.padding_4 {padding: 300px;}
.padding_5 {padding: 380px;}
.padding_6 {padding: 460px;}
.padding_7 {padding: 540px;}
.padding_8 {padding: 620px;}
.padding_9 {padding: 700px;}
.padding_10 {padding: 780px;}
.padding_11 {padding: 860px;}
.padding_12 {padding: 940px;}*/
.alpha {margin : 0 10px 0 10px;}