form#payment-form {
    width: 30vw;
    min-width: 375px;
    align-self: center;
    box-shadow: 0px 0px 0px 0.5px rgba(50, 50, 93, 0.1),
      0px 2px 5px 0px rgba(50, 50, 93, 0.1), 0px 1px 1.5px 0px rgba(0, 0, 0, 0.07);
    border-radius: 7px;
    padding: 40px;
  }
  
  .spinner.hidden#spinner {
    display: none;
  }
  
  #payment-message {
    color: rgb(105, 115, 134);
    font-size: 16px;
    line-height: 20px;
    padding-top: 12px;
    text-align: center;
  }
  
  #payment-element {
    margin-bottom: 24px;
  }
  
  /* Buttons and links */
  button.stripe_submit {
    background: #5469d4;
    font-family: Arial, sans-serif;
    color: #ffffff;
    border-radius: 4px;
    border: 0;
    padding: 12px 16px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: block;
    transition: all 0.2s ease;
    box-shadow: 0px 4px 5.5px 0px rgba(0, 0, 0, 0.07);
    width: 100%;
  }
  button.stripe_submit:hover {
    filter: contrast(115%);
  }
  button:disabled {
    opacity: 0.5;
    cursor: default;
  }
  
  /* spinner/processing state, errors */
  .spinner,
  .spinner:before,
  .spinner:after {
    border-radius: 50%;
  }
  .spinner {
    color: #ffffff;
    font-size: 22px;
    text-indent: -99999px;
    margin: 0px auto;
    position: relative;
    width: 20px;
    height: 20px;
    box-shadow: inset 0 0 0 2px;
    -webkit-transform: translateZ(0);
    -ms-transform: translateZ(0);
    transform: translateZ(0);
  }
  .spinner:before,
  .spinner:after {
    position: absolute;
    content: "";
  }
  .spinner:before {
    width: 10.4px;
    height: 20.4px;
    background: #5469d4;
    border-radius: 20.4px 0 0 20.4px;
    top: -0.2px;
    left: -0.2px;
    -webkit-transform-origin: 10.4px 10.2px;
    transform-origin: 10.4px 10.2px;
    -webkit-animation: loading 2s infinite ease 1.5s;
    animation: loading 2s infinite ease 1.5s;
  }
  .spinner:after {
    width: 10.4px;
    height: 10.2px;
    background: #5469d4;
    border-radius: 0 10.2px 10.2px 0;
    top: -0.1px;
    left: 10.2px;
    -webkit-transform-origin: 0px 10.2px;
    transform-origin: 0px 10.2px;
    -webkit-animation: loading 2s infinite ease;
    animation: loading 2s infinite ease;
  }
  
  @-webkit-keyframes loading {
    0% {
      -webkit-transform: rotate(0deg);
      transform: rotate(0deg);
    }
    100% {
      -webkit-transform: rotate(360deg);
      transform: rotate(360deg);
    }
  }
  @keyframes loading {
    0% {
      -webkit-transform: rotate(0deg);
      transform: rotate(0deg);
    }
    100% {
      -webkit-transform: rotate(360deg);
      transform: rotate(360deg);
    }
  }
  
  @media only screen and (max-width: 600px) {
    #payment-form {
      width: 80vw;
      min-width: initial;
    }
  }