.conteneur-flexible{
    display: flex;
    font-size: 20px;
    background-color: #0AD; 
	/*Bleu*/
    border: 2px solid blue;
    box-sizing: border-box;
    margin: 10px 0px;
}
.ligne{
    flex-direction: row; 
	/*Axe principal = axe horizontal*/
}
.ligne-inverse{
    flex-direction: row-reverse; 
	/*Axe principal = axe horizontal*/
}
.colonne{
    flex-direction: column; 
	/*Axe principal = axe vertical*/
    height: 120px;
}
.colonne-inverse{
    flex-direction: column-reverse; 
	/*Axe principal = axe vertical*/
    height: 120px;
}
.wrap{
    flex-wrap: wrap;
}
.wrap-reverse{
    flex-wrap: wrap-reverse;
}
.element-flexible{
    flex: 0 0 35%;
    width: 25%;
    height: 25%;
    background-color: #0DA; /*Vert*/
    padding: 10px 0px;
    text-align: center;
    border: 2px solid green;
    box-sizing: border-box;
    margin: 5px;
}