body{
  background:#f4f6fb;
  font-family:Segoe UI, Arial;
}
.form-box{
  max-width:900px;
  background:#fff;
  padding:25px;
  margin:30px auto;
  border-radius:8px;
  box-shadow:0 10px 25px rgba(0,0,0,.1);
}
h2,h3{color:#0b2e59}
input,select,textarea{
  width:100%;
  padding:10px;
  margin:6px 0 12px;
  border:1px solid #ccc;
  border-radius:5px;
}
input[type=radio]{width:auto}
input[type=submit]{
  background:#0b2e59;
  color:#fff;
  font-size:16px;
  border:none;
  cursor:pointer;
}