body {
  font-size: 1.3em;
  -webkit-text-size-adjust: none;
}
#h {
  float: none;
  width: 420px;
  padding: 20px 30px;
  text-align: right;
}
#c {
  width: 480px;
  margin-left: 0;
}
input[type="text"] { min-width: 400px; }
#f .col { width: 50%; }
#f .col:nth-child(3) { clear: left; }