@media only screen and (max-width:640px) {.stb-container {}.stb-left-cell,.stb-right-cell {max-width: 100% !important;width: 100% !important;box-sizing: border-box;}.stb-image-box td {text-align: center;}.stb-image-box td img {width: 100%;}.stb-block {width: 100%!important;}table.stb-cell {width: 10
@media only screen and (max-width:640px){.stb-left-cell,.stb-right-cell {max-width:100%!important;width:100%!important;}.stb-left-cell img,.stb-right-cell img {width: 100%;height: auto;}.stb-left-cell > div {padding: 5px 10px!important;box-sizing: border-box;}.stb-right-cell > div {padding: 5px 10px