#holiday-popup {
  position: fixed;
  top:0; left:0;
  width:100%; height:100%;
  background: rgba(0,0,0,0.5);
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:99999;
  font-family: "Oswald", Sans-serif;
}

.holiday-popup-content {
  background:#fff;
  padding:30px;
  border-radius:5px;
  max-width:500px;
  text-align:center;
  box-shadow:0 4px 20px rgba(0,0,0,0.2);
}

#holiday-popup button {
  margin-top:20px;
  padding:10px 20px;
  border:none;
  border-radius:5px;
  cursor:pointer;
}
.holiday-hidden { display:none; }