body{
    padding:1em;
}

.fieldset{
   border: thin solid #337ab7;
   border-radius: 5px;
   padding: 0.4em;
}

#button_csv_import{
   cursor: pointer;
}

.cadre{
   padding-left: 20px;
   margin-left: 20px;
}

.retour{
   position: fixed;
   top:1em;
   right:1em;
   padding: 0.1em 0.3em 0.1em 0.3em;
   border: thin solid ;
   border-color: var(--main-color);
}