.ws-checkout-content {
  width: 100%;
  max-width: 600px;
  padding: 30px;
  border: solid 1px #999;
  border-radius: 10px;
  margin: 20px auto;
  text-align: center;
}

.ws-label {
  font-weight: bold;
  display: inline-block;
  margin-bottom: 5px;
  text-transform: uppercase;
  color: #333;
  text-align: left;
}

.ws-btn {
  margin-top: 15px;
  margin-left: 0;
}

@media screen and (max-width: 768px) {
  .ws-checkout-content {
    padding: 10px 0;
  }
  .ws-checkout-content .btn {
    margin-top: 15px;
  }
}