body {
    background : #fff;
} 
 

/*--------------------------------------------------------------------*/
/*                pour remonter en haut de page                       */
/*--------------------------------------------------------------------*/

.go_top {
   display: block;
   text-align: right;
   margin-right: 5px;
   padding-top:  5px;
}

/*--------------------------------------------------------------------*/
/*                flêches de la page vecteur                          */
/*--------------------------------------------------------------------*/

p .sy {
   position: relative;
   text-align: center;
}
p .oncapital, .onsmall {
   position: absolute;
   top: -0.5em;
   left: 0px;
   width: 100%;
   font-size: 70%;
   text-align: center;
}
p .onsmall {
   top: -0.7em;
}

/*--------------------------------------------------------------------*/
/*                          codes sources                             */
/*--------------------------------------------------------------------*/
   
#bloc_code_1 {
   overflow: auto;
   background-color:#FFF;                             /*  blanc cassé  */
   margin-left: auto;
   margin-right: auto;
   text-align: left;
   padding: 0.5em;
   color:#000;                                          /*  noir  */ 
   border: thick double #0d6efd;
}

.span_bleu {
   color:                #1c2af0;                             /*  bleu  */
   }

.span_bleu_tur {
   color:                #1c78f0;                             /*  bleu  */
   }
 
 .span_vert {
 color:                #486d9c;                             /*  vert turquois  */
 }
 
 .span_marron {
 color:                #9b6835;                             /*  marron clair  */
 }
 
 .span_marron_fon {
   color:                #46280b;                             /*  marron fonçé  */
   }
 
 .span_rose {
 color:                #ec2da3;                             /*  vrose  */
 }
   
 .span_gris {
 color:                #aeb1ae;                             /*  vert foncé  */
 }
 
 .span_orange {
color:                 #f74d19;
}

.span_rouge {
   color:                 #e40707f6;
   }

.span_green {
   color:rgb(12, 180, 12)
}