.odio-container{
    max-width: 1050px; /* 3 x 350 */
}
/* li */
.sm-tile-wrapper{
    width: 33.33%;
    max-width: 350px;
}
@media (max-width: 724px) { /* 2 x 350px + 4 x 6px (margin) */
    .sm-tile-wrapper{
        width: 50%;
    }
}