.modal{
 padding: 0 !important;
}
.modal-dialog {
  max-width: 66% !important;
  height: 100%;
  padding: 0;
  margin: 0;
}

.modal-content {
  border-radius: 0 !important;
  height: 80%;
} 

.zoneTexte
{
box-sizing:border-box;
min-width: 100%;
}