.certificats{
    position: absolute;
    bottom: 15px;
    display: table-cell;
    vertical-align: bottom;
    right: 0;
}
.certificats > img {
    max-width: 220px !important;
    max-height: 220px;
    vertical-align: bottom;
	padding-left: 20px;
}

@media screen and (max-width: 768px) {
	.certificats > img {
		max-width: 100px !important;
		padding-left: 10px;
	}
}