.hidden {
    display: none;
  }
  
  [role="alertdialog"],
  [role="dialog"] {
    box-sizing: border-box;
    padding: 15px;
    border: 1px solid #000;
    background-color: #fff;
    min-height: 100vh;
  }
  
  @media screen and (min-width: 640px) {
    [role="alertdialog"],
    [role="dialog"] {
      position: absolute;
      top: 2rem;
      left: 50vw;  /* move to the middle of the screen (assumes relative parent is the body/viewport) */
      transform: translateX(-50%);  /* move backwards 50% of this element's width */
      min-width: calc(640px - (15px * 2));  /* == breakpoint - left+right margin */
      min-height: auto;
      box-shadow: 0 19px 38px rgba(0, 0, 0, 0.12), 0 15px 12px rgba(0, 0, 0, 0.22);
    }
  }
  
  .dialog_label {
    text-align: center;
  }
  
  .dialog_form {
    margin: 15px;
  }
  
  .dialog_form .label_text {
    box-sizing: border-box;
    padding-right: 0.5em;
    display: inline-block;
    font-size: 16px;
    font-weight: bold;
    width: 30%;
    text-align: right;
  }
  
  .dialog_form .label_info {
    box-sizing: border-box;
    padding-right: 0.5em;
    font-size: 12px;
    width: 30%;
    text-align: right;
    display: inline-block;
  }
  
  .dialog_form_item {
    margin: 10px 0;
    font-size: 0;
  }
  
  .dialog_form_item .wide_input {
    box-sizing: border-box;
    max-width: 70%;
    width: 27em;
  }
  
  .dialog_form_item .city_input {
    box-sizing: border-box;
    max-width: 70%;
    width: 17em;
  }
  
  .dialog_form_item .state_input {
    box-sizing: border-box;
    max-width: 70%;
    width: 15em;
  }
  
  .dialog_form_item .zip_input {
    box-sizing: border-box;
    max-width: 70%;
    width: 9em;
  }
  
  .dialog_form_actions {
    text-align: right;
    padding: 0 20px 20px;
  }
  
  .dialog_close_button {
    float: right;
    position: absolute;
    top: 10px;
    left: 92%;
    height: 25px;
  }
  
  .dialog_close_button img {
    border: 0;
  }
  
  .dialog_desc {
    padding: 10px 20px;
  }
  
  /* native <dialog> element uses the ::backdrop pseudo-element */
  
  /* dialog::backdrop, */
  .dialog-backdrop {
    display: none;
    position: fixed;
    overflow-y: auto;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
  }
  
  @media screen and (min-width: 640px) {
    .dialog-backdrop {
      background: rgba(0, 0, 0, 0.3);
    }
  }
  
  .dialog-backdrop.active {
    display: block;
  }
  
  .no-scroll {
    overflow-y: auto !important;
  }
  
  /* this is added to the body when a dialog is open */
  .has-dialog {
    overflow: hidden;
  }
  
  /* styling for alert-dialog example */
  .notes {
    display: block;
    font-size: 1rem;
    line-height: 1.3;
    min-width: 400px;
    max-width: 100%;
    width: 33%;
  }
  
  .toast {
    background-color: rgba(0, 0, 0, 0.9);
    color: #fff;
    padding: 1rem;
    border: none;
    border-radius: 0.25rem;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
    position: fixed;
    top: 1rem;
    right: 1rem;
    transform: translateY(-150%);
    transition: transform 225ms cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .toast.active {
    transform: translateY(0);
  }