Popup filters (no js, no bs)

html

<style>
/* [Object] Modal
 * =============================== */
.modal {
  opacity: 0;
  visibility: hidden;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  text-align: left;
  background: rgba(0,0,0, .9);
  transition: opacity .25s ease;
}

.modal__bg {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  cursor: pointer;
}

.modal-state {
  display: none;
}

.modal-state:checked + .modal {
  opacity: 1;
  visibility: visible;
}

.modal-state:checked + .modal .modal__inner {
  top: 0;
}

.modal__inner {
  transition: top .25s ease;
  position: absolute;
  top: -20%;
  right: 0;
  bottom: 0;
  left: 0;
  width: 50%;
  margin: auto;
  overflow: auto;
  background: #fff;
  border-radius: 5px;
  padding: 1em 2em;
  height: 50%;
}

.modal__close {
  position: absolute;
  right: 1em;
  top: 1em;
  width: 1.1em;
  height: 1.1em;
  cursor: pointer;
}

.modal__close:after,
.modal__close:before {
  content: '';
  position: absolute;
  width: 2px;
  height: 1.5em;
  background: #ccc;
  display: block;
  transform: rotate(45deg);
  left: 50%;
  margin: -3px 0 0 -1px;
  top: 0;
}

.modal__close:hover:after,
.modal__close:hover:before {
  background: #aaa;
}

.modal__close:before {
  transform: rotate(-45deg);
}

@media screen and (max-width: 768px) {

  .modal__inner {
    width: 90%;
    height: 90%;
    box-sizing: border-box;
  }
}


/* Other
 * =============================== */


.btn {
  cursor: pointer;
  background: #27ae60;
  display: inline-block;
  padding: .5em 1em;
  color: #fff;
  border-radius: 3px;
}

.btn:hover,
.btn:focus {
  background: #2ecc71;
}

.btn:active {
  background: #27ae60;
  box-shadow: 0 1px 2px rgba(0,0,0, .2) inset;
}

.btn--blue {
  background: #2980b9;
}

.btn--blue:hover,
.btn--blue:focus {
  background: #3498db;
}

.btn--blue:active {
  background: #2980b9;
}

.modal-footer {
  bottom: 30px;
  right:30px;
  position:absolute;
}
</style>




<h1><center><label  for="modal-1">[<SpotfireControl id="4093a365f01449c5b3ac6e8d40066e09" />]</label><center></h1>





<input class="modal-state" id="modal-1" type="checkbox"   />
<div class="modal">
  <label class="modal__bg" for="modal-1"></label>
  <div class="modal__inner">
    <label class="modal__close" for="modal-1"></label>
    <h2>Select Date</h2>
    <p>[<SpotfireControl id="de45e439af7f4a36a089f3b55dcb0530" />]</p>
        <div class="modal-footer">
    <label class="btn" for="modal-1">OK</label>
  </div> 
  </div>
</div>





<!-- Button -->

<!-- Modal -->
<div class="modal" id="modal-one" aria-hidden="true">
  <div class="modal-dialog">
    <div class="modal-header">
      <h2>Select Date</h2>
      <a href="#" class="btn-close" aria-hidden="true">x</a>
    </div>
    <div class="modal-body">
      <p>[<SpotfireControl id="de45e439af7f4a36a089f3b55dcb0530" />]</p>
    </div>
    <div class="modal-footer">
      <a href="#" class="btn">OK</a>
    </div>
  </div>
</div>



js
no javascrip required!