.res-img-lg img,.res-img-md img,.res-img-sm img{height:auto;width:100%}.res-img-md,.res-img-sm{display:none}@media(max-width:1000px){.res-img-lg{display:none}}@media(max-width:1000px) and (min-width:768px){.res-img-md{display:block;max-width:1000px}}@media(max-width:768px){.res-img-sm{display:block;max-width:768px}}