body {
    background-color: #ebebeb;
}

/* TABLE */

.donnees {
    margin: 50px;
}

.donnees table {
    table-layout: auto;
    width: 50%;
    border: 1px solid cadetblue;
    border-bottom: 0;
    border-right: 0;
}

.donnees th,tr,td {
    border-bottom: 1px solid cadetblue;
    border-right: 1px solid cadetblue;

}