@media only screen and (max-width: 640px) {
#table1a > tbody > tr > td:nth-child(1), #table1a > tbody > tr > td:nth-child(2), #table1, #table2 > tbody > tr:nth-child(1) {display:none}
    h1 {        background: white    }
    img {
        max-width: 100%;
        height: auto
    }
    
    #table2 p
    { clear:both}
}