@media screen and (min-width: 600px) {
.block-views-mt-tweets-block img {
    max-width: 55px;
    height: auto;
    float: left;
    padding-right:10px;
}

ul.views-fluid-grid-items-width-200 li.views-fluid-grid-item {
    width: 22%;
    margin-left:2%;
}
}