html {
  box-sizing: border-box;
  font-family: 'PT Sans', sans-serif;
-webkit-font-smoothing: antialiased;
}
*, 
*:before, 
*:after {
  box-sizing: inherit;
}
body {
  background-color: #f3f3f3;
}
form {
  width: 100%;
  max-width: 600px;
  margin: 20px auto;
}
form input {
  font-size: 17px;
  padding:  0 5px 0 6px;
  border: 5px solid #ccc;
  border-left: 0;
  width: 590px;
  color: #666;
  line-height: 1.5;
  border-radius: 0 7px 7px 0;
  font-family: 'PT Sans', sans-serif;
  font-weight: bold;
      background: #cdedf9;
}

form input:focus {
  outline: 0;
}
form input.error {
  border-color: #ff0000;  
    background: #cdedf9;
}
form label.error {
  background-color: #ff0000;
  color: #fff;
  padding: 2px;
  font-size: 11px;
}

label {
  color: #999;
  display: block;
  margin-bottom: 10px;
  text-transform: uppercase;
  font-size: 18px;
  font-weight: bold;
  letter-spacing: 0.05em
}
.flex {
  display: flex;
  justify-content: flex-start;
}
.flex input {
  max-width: 300px;
  flex: 1 1 300px;
}
.flex .currency {
  font-size: 17px;
  padding: 0 5px 0 5px;
  color: #999;
  border: 5px solid #ccc;
    width: 30px;
  border-right: 0;
  line-height: 1.5;
  border-radius: 7px 0 0 7px;
  background: #cdedf9;
}
.flex .currency1 {
  font-size: 30px;
  padding: 0 5px 0 5px;
  color: #999;
  border: 5px solid #ccc;
    width: 30px;
  border-right: 0;
  line-height: 1.5;
  border-radius: 7px 0 0 7px;
  background: #cdedf9;
}