/* achtergrond div */
.overlayCookie-Background {
  display:none;
  position: fixed;
  top:0;
  left:0;
  width:100%;
  height:100%;
  background: url("https://hebikeenvaccinatienodig.nl/images/banner-surf.jpg") no-repeat center center fixed;
  background-size: cover;
  z-index:8000; /* niet -1, anders valt hij achter body */
}

/* overlay voor cookievoorkeuren */
.overlayCookie {
  position: fixed;
  top:0;
  left:0;
  width:100%;
  height:100%;
  background-color: rgba(0,0,0,.4); 
  display:none; 
  justify-content:center; 
  align-items:center;
  z-index:10000;
}

.overlayCookie-content {
  width:400px; 
  height:auto; 
  background-color:white; 
  border-radius:10px; 
  padding:40px;
  box-shadow:0 4px 20px rgba(0,0,0,.3); 
  text-align:center;
  display:flex; 
  flex-direction:column; 
  justify-content:center;
  z-index:9001;
}
.overlayCookie-content h1 { font-size:2em; color:#004080; margin-bottom:20px; }
.overlayCookie-content p { font-size:1.2em; color:#333; margin-bottom:30px; }
.overlayCookie-content-gelezen-button { background:#004080; color:white; border:none; padding:12px 24px; border-radius:6px; cursor:pointer; font-size:16px; transition: background .3s ease; }
.overlayCookie-content-gelezen-button:hover { background:#0066cc; }