.salesforce-form iframe{
  width: 100%;
  height: 12em;
  overflow: hidden;
  border: none;  
  background-color: #72714A;
}

@media screen and (max-width: 420px) {
    .salesforce-form iframe {
        width: 100%;
        height: 30em;
        overflow: hidden;
        border: none;
        background-color: #72714A;
    }
}

@media screen and (min-width: 410px) and (max-width: 544px) {
    .salesforce-form iframe {
        width: 100%;
        height: 30em;
        overflow: hidden;
        border: none;
        background-color: #72714A;
    }
}


@media screen and (min-width: 545px) and (max-width: 640px) {
    .salesforce-form iframe {
        width: 100%;
        height: 27em;
        overflow: hidden;
        border: none;
        background-color: #72714A;
    }
}

@media screen and (min-width: 641px) and (max-width: 980px) {
    .salesforce-form iframe {
        width: 98%;
        height: 11em;
        overflow: hidden;
        border: none;
        background-color: #72714A;
    }
}