Responsive images default CSS class

[Remix]

Code: [Select]

.img-responsive-gen-th a img {max-width: 260px; float: left; margin: 0; padding: 10px; }
@media screen and (max-width: 767px) {
    .img-responsive-gen-th a img {width: auto; max-width: 100%; height: auto; margin: 0; padding: 0; }
}