html, body {
  min-width: 500px;
}
#pMember .form-box {
  background-color: #e7e8e9;
  border-radius: 0;
  clear: both;
  margin: 0 auto;
  overflow: hidden;
  padding: 0;
  width: 580px;
}
#pMember .form-box li .txf {
  padding: 8px;
}