main{
    width:100%;
    height:1700px;
    display:flex;
    justify-content: space-around;
    position:relative;
    padding-bottom:50px;
}

footer{
    width:100%;
    height:100px;
}

/* COLONNES */

.container-left{
    width:44%;
    height:1700px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* .container-center{
    width:31%;
    height:1700px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding-bottom:50px;
} */

.container-right{
    width:44%;
    height:1700px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}