#calc{
  font-family: Arial, Helvetica, sans-serif;
  max-width: 420px;
  border: 1px solid #CCCCCC;
  margin: auto;
  position: relative;
  padding: 45px 20px 20px;
  margin-top: 30px;
  color:#666666;
}
#calc h3{
  position: absolute;
  padding: 5px 20px;
  border: 1px solid #CCCCCC;
  font-size: 18px;
  left: 20px;
  top: -15px;
  line-height: 30px;
  margin: 0;
  background-color: #fff;
  font-weight: normal;
  font-size:18px;
}
#calc label{
  display: block;
  margin-bottom: 10px;
  font-weight: bold;
  font-size: 16px;
}
#calc input{
  display: block;
  padding: 10px 10px;
  width: 100%;
  box-sizing: border-box;
  background-color: #FCFCFC;
  border: 1px solid #CCCCCC;
  margin-bottom: 30px;
  font-size: 17px;
  color:#919191;
}
#calc button{
  background-color: #CCCCCC;
  padding: 10px 20px;
  border:none;
  cursor: pointer;
  font-size: 17px;
}
#calc button:hover{
  background-color:#BFBFBF;
}
#calc .step2{
  display: none;
}

@media(max-width:410px){
  #calc h3{
    bottom: 100%;
    margin-bottom: -21px;
    top:auto;
    right: 15px;
  }
  #calc{
    margin-top:80px;
  }
}