html{
    height: 100%;
    margin: 0;
}
header {
    display: flex;
    align-items: center;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    border: rgb(255, 0, 0) solid 2px;
    border-radius: 20px;
    justify-content: center;
    height: 30px;
    width: 140px;
    color: red;
}

.nav-container nav ul{
    display: flex;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    justify-content: center;
    gap: 20px;
    list-style: none;
}

.nav-container nav ul li a {
    text-decoration: none;
    color: red;
    font-weight: bold;
}

nav ul li a:hover {
    text-decoration: underline;
}

#myVideo {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.myVideo video{
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
    text-align: center;;
}

.hall-of-autism {
    display: flex;
    flex: wrap;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
}


.hoa-nav-container {
    display: flex;
    flex: wrap;
    justify-content: center;
    gap: 20px;
    padding-left: 43px;
}

.hoa-nav-container .card {
    filter: blur(5px);
    transform: scale(0.95);
    opacity: 0.7;
}

.hoa-nav-container .card:hover {
    filter: blur(0px);
    transform: trasnlateY(-6px) scale(1.05);
    opacity: 1;
    z-index: 2;
}

.card {
    width: 350px;
    height: 440px;
    border: 2px solid red;
    border-radius: 10px;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease, filter 0.3s ease, opacity 0.3s ease;
    text-align: center;
    font-family: "sepian", sans-serif;
    display: flex;
    flex-direction: column;
    padding: 15px;
    box-sizing: border-box;
}


.card h2{
    color: red;
    border: 3px solid black;
    border-radius: 10px;
    width: 200px;
    margin: 10px 0;
    margin-right: auto;
    margin-left: auto;
}

.card h5 {
    color: red;
    margin: 4px 0;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
}

.card img {
    width: 100%;
    max-width: 280px;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    margin: 10px 0;
}

.card::before {
    content: "";
    position: absolute;
    top: 0;
    left: -75%;
    width: 50%;
    height: 100%;
    background: linear-gradient( 120deg, transparent, rgba(255,255,255,0.35), transparent);
}

.card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 0 25px rgba(255,0,0,0.6);
}

.cards:hover .card {
    filter: blur(5px);
    transform: scale(0.95);
    opacity: 0.7;
}

.cards .card:hover {
    filter: blur(0px);
    transform: translateY(-6px) scale(1.05);
    opacity: 1;
    z-index: 2;
}

@keyframes shine {
    0% {
        left: -75%;
    }
    100% {
        left: 125%;
    }
}

#lyrics {
    position: fixed;
    bottom: 120px;
    width: 100%;
    text-align: center;
    font-size: 24px;
    color: white;
    font-family: Arial, sans-serif;
    text-shadow: 0 0 15px red;
    pointer-events: none;
}

body {
    color: white;
    font-family: Arial, sans-serif;
}

.music-controls {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(187, 184, 184, 0.6);
    padding: 15px 25px;
    border-radius: 30px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    gap: 20px;
    z-index: 1000;
}

.music-controls input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 140px;
    height: 6px;
    background: linear-gradient(90deg, #5b2c70, #c319c9);
    border-radius: 10px;
    outline: none;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(127, 92, 255, 0.6);
    transition: 0.3s;
}


.music-controls input[type="range"]:hover {
    box-shadow: 0 0 16px rgba(0, 240, 255, 0.9);
}


.music-controls input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: #ffffff;
    border-radius: 50%;
    box-shadow: 
        0 0 10px #7f5cff,
        0 0 20px #00f0ff;
    transition: 0.2s;
}

.music-controls input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}


.music-controls input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: #ffffff;
    border-radius: 50%;
    border: none;
    box-shadow:
        0 0 10px #7f5cff,
        0 0 20px #00f0ff;
}


.music-controls input[type="range"]::-moz-range-track {
    height: 6px;
    background: linear-gradient(90deg, #7f5cff, #00f0ff);
    border-radius: 10px;
}