.span_cu_1_of_3 {
  width: 100%; 
}
/* go to 3 col at >= 800px */
@media only screen and (min-width:50em) { /* 40em will be 50x16 i.e. >= 800px */
  .span_cu_1_of_3 {
    width: 32.26%; 
  }
}
.txtcenter {
  text-align: center;
}
.padinput {
  margin-left: auto;
  margin-right: auto;
  width: 60%; 
  width: auto\9; /* ie8 */
}
/* 2021feb */
#emailID {
  font-size: 16px;
  font-size: 1rem;
}
#nameID {
  font-size: 16px;
  font-size: 1rem;
}
#enquiryID {
  font-size: 16px;
  font-size: 1rem;
}
#submitButton {
  font-size: 16px;
  font-size: 1rem;
  height: 45px;
  line-height: 45px;
  padding-top: 0px;
  padding-bottom: 0px;
}
.divForButton {
  height: 45px;
  line-height: 45px;
  text-align: center;
  vertical-align:middle;
}