ReadMsgBody{
width: 100%;
}
.ExternalClass {
width: 100%;
}
.ExternalClass, .ExternalClass p, .ExternalClass span,
.ExternalClass font, .ExternalClass td, .ExternalClass div {
line-height: 100%;
}
body {
-webkit-text-size-adjust:100%;
-ms-text-size-adjust:100%;
margin:0 !important;
}
…
See More from NRDC Campaign Roundup