*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    background:#000;
    overflow-x:hidden;
    min-height:100vh;
    font-family:Arial, Helvetica, sans-serif;
    color:white;
}

#background{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    height:100%;
    z-index:-1;
}

.content{
    position:relative;
    z-index:1;
    padding:100px;
}

/* Style the topnav */
ul.topnav {
  display: flex;
  list-style-type: none;
  margin: 0;
  padding: 0;
  background-color: #333333;
  
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  
  z-index: 1000;
}

/* Style links in topnav */
ul.topnav li a {
  display: block;
  color: #f1f1f1;
  padding: 14px 16px;
  text-decoration: none;
}

/* Change color on hover */
ul.topnav li a:hover {
  background-color: #dddddd;
  color: black;
}

.info-panel{

    width:min(1200px,90%);
    margin:100px auto;

    background:rgba(10,10,20,0.85);

    backdrop-filter:blur(12px);

    border:1px solid rgba(255,255,255,.15);

    border-radius:18px;

    padding:40px;

    color:white;

    box-shadow:0 0 30px rgba(0,0,0,.5);

}

.info-panel h1{

    text-align:center;

    margin-bottom:40px;

}

.intro{

    display:grid;

    grid-template-columns:350px 1fr;

    gap:40px;

    margin-bottom:50px;

}

.image-box img{

    width:100%;

    border-radius:12px;

}

.text-box{

    line-height:1.8;

    font-size:18px;

}

.section{

    margin-bottom:60px;

}

.feature{

    display:grid;

    grid-template-columns:250px 1fr;

    gap:25px;

    align-items:center;

}

.feature img{

    width:100%;

    border-radius:12px;

}

.timeline{

    position:relative;

    margin-top:60px;

    padding-left:70px;

}

.timeline::before{

    content:"";

    position:absolute;

    left:25px;

    top:0;

    bottom:0;

    width:4px;

    background:#6ca8ff;

}

.event{

    position:relative;

    margin-bottom:45px;

}

.event::before{

    content:"";

    position:absolute;

    left:-55px;

    top:10px;

    width:18px;

    height:18px;

    background:white;

    border-radius:50%;

    border:4px solid #6ca8ff;

}

.year{

    font-size:24px;

    font-weight:bold;

    color:#7fc9ff;

}

.details{

    margin-top:8px;

    line-height:1.6;

}

/* -------------------- */
/* Music Button */
/* -------------------- */

#musicButton{

    position:fixed;

    bottom:25px;
    right:25px;

    width:60px;
    height:60px;

    border:none;
    border-radius:50%;

    background:rgba(15,20,40,.75);

    backdrop-filter:blur(12px);

    color:white;

    font-size:28px;

    cursor:pointer;

    transition:.25s;

    z-index:9999;

    border:1px solid rgba(255,255,255,.15);

    box-shadow:0 0 20px rgba(0,0,0,.4);

}

#musicButton:hover{

    transform:scale(1.08);

    background:rgba(40,60,120,.85);

}

#musicButton:active{

    transform:scale(.95);

}

.gallery-container{
    width:100%;
    max-width:1000px;
    height:220px;
    margin:40px auto;
    position:relative;

    overflow:hidden;

    border:3px solid #666;
    border-radius:15px;

    background:#111;

    display:flex;
    align-items:center;
    clip-path: inset(0 0 0 0);
}

.gallery-track{
    position:absolute;
    left:0;
    top:0;

    height:100%;
    display:flex;
    gap:25px;

    align-items:center;

    will-change:transform;
}

.gallery-item img{
    width:100%;
    height:100%;
    display:block;
    object-fit:cover;

    border-radius:8px;
}

.gallery-item{
    position:relative;
    flex-shrink:0;
    width:250px;
    height:160px;
}

.caption{
    position:absolute;
    bottom:0;
    left:0;
    width:100%;

    padding:8px 10px;

    font-size:14px;
    text-align:center;

    color:white;

    background:rgba(0,0,0,0.6);

    backdrop-filter:blur(4px);

    border-bottom-left-radius:8px;
    border-bottom-right-radius:8px;
}