body, td, input, textarea, select {
  font: 12px/16px Verdana, Arial, Helvetica, sans-serif;
  color: #000;
 background-color: #f5f5f5;
      height: 100%;
}

input {
  vertical-align: left;
  -moz-border-radius: 4px 4px 4px 4px;
  -webkit-border-radius: 4px 4px 4px 4px;
  border: 1px solid #ccc;
    border-radius: 4px;
    box-shadow: 0px 1px 3px rgba(0, 0, 0, 0.1);
    height: 28px;
}

select{
    background: #fff;
    overflow: hidden;
    -moz-border-radius: 4px 4px 4px 4px;
    -webkit-border-radius: 4px 4px 4px 4px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-shadow: 0px 1px 3px rgba(0, 0, 0, 0.1);
    height:28px;
}

@media (max-width: 360px) {
select{
max-width:250px;
}
}

input.hint {
  color: #888;
}

.form-element input{
 padding:0 4px;
}

.form-element-date {
  width: 94px;
  height: 25px;
  text-align: right;
}

label {
  display: block;
  
  vertical-align: middle;
  width: 100%;
  padding-left:6px;
}



@media (min-width: 768px) {
label {
	display:inline-block;
	width:30%;
	max-width:280px;
	}
}

h3 {
  color: #808080;
}

h2, label {
  color: #808080;
}

body {
	display: block;
	margin: 1px;
}

.form {
  padding: 20px 16px;
  margin: 0 auto;
}



@media (min-width: 768px) {
.form {
  min-width: 100%;}
}

.invalid {
  border: 1px solid #ED1C24;
}

.form img {
  vertical-align: middle;
}

.form-group {
  margin-bottom: 10px;
}

.form-element {
  display: inline-block;
  border-left: 2px solid #FFF;
  padding-left: 1px;
  border-left-color: rgba(255, 255, 255, 0);
  min-width:270px;
}

.form-element.required {
  border-left: 4px  solid #6EC5AB;
  vertical-align: middle;
  height:28px;
  padding:2px;
}

.form-element input{
 padding:0 2px;
}

.form-element-date {
  width: 94px;
  height: 25px;
  text-align: right;
}

.form-group .error {
  margin: 4px 0 5px 140px;
}

.popup {
  background-color: #f5f5f5;
}

.popup .form {
  margin-top: 1px;
  padding: 0;
  width: 100%;
  -webkit-border-radius: 8px;
  -moz-border-radius: 8px;
  border-radius:8px;
}



.popup .form h2 {
  padding: 10px 17px;
  margin:0 auto;
  margin-top: 1px;
  background-color: #f5f5f5;
  border-bottom: 1px solid #d5d5d5;
}

.whitespace {
  padding: 15px 17px;
  border-bottom: 0px;
}

.popup .form h3 {
  padding: 10px 25px;
  margin-top: 0;
  border-bottom: 0px;
}

.popup .form .content {
  padding: 0 20px 20px 20px;
  margin: 0 auto;
}

.popup .form #btn-submit {
  margin-right: 200px;
}


a { 
	text-decoration:none;
}

a.modalCloseImg {
  background: url(Images/hpm/icon-close.gif) no-repeat;
  width: 7px;
  height: 7px;
  display: inline;
  z-index: 3200;
  position: absolute;
  top: 13px;
  right: 13px;
  cursor: pointer;
}

.required-desc {
  width: 24%;
  float: right;
  margin-top: 11px;
  border-left: 4px solid #6EC5AB;
  vertical-align: middle;
  min-width:120px;
}

@media (min-width: 768px) {
.required-desc {
  width: 30%;
  float: left;
  max-width:280px;
  }
}
@media (max-width: 360px) {
.required-desc {
float:none;
margin:0 0 16px 5px;
width:100%;
}
}^

.spacer{
	padding:2px;
}

#btn-submit {
  float: right;
  margin-right: 150px;
}

.error {
  font-size: 12px;
  color: #ED1C24;
  margin: -8px 0 5px 0;
}

.error-field {
  font-size: 12px;
  color: #ED1C24;
  margin: 4px 0 5px 10px;
}

.date-separator{
  font-size: 12px;
}

.bottom {
  margin-top: 15px;
  overflow: hidden;
}

.form .desc {
  margin-bottom: 15px;
  margin-top: 5px;
}

.popup .form .desc {
  margin-left: 25px;
  margin-right: 37px;
}

.popup .form #btn-submit {
  margin-right: 27px;
}

.tooltip-text{
	font-size: 12px;
}

a.tooltip{
display:none;
}

.image-cvv{
	cursor: pointer; 
	top: -3px;
}

.image-cvv-position{
position: relative; 
}

.image-cvv-des {
	position: absolute; 
	top: 28px; 
	left: 120px; 
	z-index: 20; 
	border: 1px solid rgb(232, 232, 232);
}

.btn-submit {
  float: left;
  margin-left: 5px;
  display: inline-block;
  padding: 9px 20px;
  color: white;
  font-weight: bold;
  font-size: 12px;
  -webkit-border-radius: 3px;
  -moz-border-radius: 3px;
  border-radius: 3px;
  *zoom: 1;
  filter: progid:DXImageTransform.Microsoft.gradient(gradientType=0, startColorstr='#FFC1DB9B', endColorstr='#FF8BBF4B');
  background-image: -webkit-gradient(linear, 50% 0%, 50% 100%, color-stop(0%, #6EC5AB), color-stop(100%, #6EC5AB));
  background-image: -webkit-linear-gradient(#6EC5AB, #6EC5AB);
  background-image: -moz-linear-gradient(#6EC5AB, #6EC5AB);
  background-image: linear-gradient(#6EC5AB, #6EC5AB);
}

.btn-submit.disabled {
  *zoom: 1;
  filter: progid:DXImageTransform.Microsoft.gradient(gradientType=0, startColorstr='#FFE2E3E3', endColorstr='#FFC9CACA');
  background-image: -webkit-gradient(linear, 50% 0%, 50% 100%, color-stop(0%, #e2e3e3), color-stop(100%, #c9caca));
  background-image: -webkit-linear-gradient(#e2e3e3, #c9caca);
  background-image: -moz-linear-gradient(#e2e3e3, #c9caca);
  background-image: linear-gradient(#e2e3e3, #c9caca);
  pointer-events: none; 
  cursor: default;
}

@media (min-width: 768px) {
.btn-submit {
  float: left;
  margin-left: 12px;
}
}
above is my hpm page css code for iframe, how do i mask cvv number in this?