body {
    background-color: black;
}

.navbar {
    width: 100%;
    background-color: #333;
    overflow: hidden;
    position: absolute;
    top: 0;
    left: 0;
    display: flex;
}
.navbar a {
    float: left;
    display: block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}
.navbar a:hover {
    background-color: #ddd;
    color: black;
}

/* objects */
.center-box {
    display: flex;
    flex-direction: column;
    width: 900px;
    height: 600px;
    background-color: gray;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 15px; /* ronde hoekjes */
    overflow: hidden; /* Zorgt ervoor dat de inhoud binnen de box blijft */
  }

.boxImage {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1; /* Zorgt ervoor dat dit element onder de andere elementen komt */
  }

  .horizontal-line-box {
    width: 100%;
    height: 40px;
    background-color: rgb(63, 63 ,63);
    border-radius: 15px 15px 0px 0px;
    border: 1px solid white;
    z-index: 2; /* Zorgt ervoor dat dit element bovenop de boxImage komt */
    position: relative;
  }
  
  .horizontal-line-box h3 {
    color: white;
    text-align: left;
    margin: 0px;
    padding: 10px;
  }


/* vertical navbar in box */
.vertical-navbar {
    display: flex;
    flex-direction: column;
    padding: 10px;
    background-color: rgb(63, 63, 63);
    border: 1px solid #ddd;
    width: 150px;
    height: 540px;
    border-radius: 0px 0px 0px 15px;
    z-index: 2; /* Zorgt ervoor dat dit element bovenop de boxImage komt */
    position: relative;
  }
  
  
  .vertical-navbar a {
    padding: 5px;
    text-decoration: none;
    color: #ffffff;
    border-bottom: 1px solid #ddd;
  }
  
  .vertical-navbar a:hover {
    background-color: #e9ecef;
    color: black
  }
  .vertical-navbar a.active {
    background-color: #e9ecef;
    color: black
  }

  .LoremIpsum {
    color: black;
    text-align: center;
    font-size: 20px;
    margin: 20px;
    position: absolute;
    top: 8%;
    left: 33%;
    transform: translate(-50%, -50%);
}