:root {
    --header-height: 10vh;
    --footer-height: 5vh;
}

body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background-color: #1a1a1a;
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    height: 100vh;
    text-align: center;
}

header {
    width: 100%;
    padding: 20px 0;
    background-color: #000;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
}

header h1 {
    margin: 0;
    color: #0f0;
    text-shadow: 0 0 10px #0f0, 0 0 20px #0f0, 0 0 30px #0f0, 0 0 40px #0f0;
    font-family: 'OldLondon', serif;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0px 0 0;
    display: flex;
    justify-content: center;
    gap: 20px;
}

nav ul li {
    position: relative;
}

nav ul li a {
    text-decoration: none;
    color: #0f0;
    font-size: 20px;
    position: relative;
    transition: color 0.3s ease-in-out;
}

nav ul li a:hover {
    color: #fff;
}

nav ul li a::before,
nav ul li a::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #0f0;
    opacity: 0.5;
    transition: all 0.3s ease-in-out;
}

nav ul li a::before {
    top: 0;
    transform: translateY(-10px);
}

nav ul li a::after {
    bottom: 0;
    transform: translateY(10px);
}

nav ul li a:hover::before {
    transform: translateY(0);
    opacity: 1;
}

nav ul li a:hover::after {
    transform: translateY(0);
    opacity: 1;
}

nav ul li:hover .submenu,
nav ul li:focus-within .submenu { /* Ensure submenu stays open on hover and focus */
    display: block;
}

.submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #000;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    padding: 10px 0;
    min-width: 200px; /* Adjusted to ensure submenu size adapts to content */
    z-index: 1001;
}

.submenu li {
    width: 100%;
    white-space: normal; /* Allow text to wrap */
}

.submenu li a {
    padding: 10px 20px;
    display: block;
    color: #0f0;
    transition: background-color 0.3s ease-in-out;
}

.submenu li a:hover {
    background-color: #333;
}

.submenu li a::before,
.submenu li a::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #0f0;
    opacity: 0.5;
    transition: all 0.3s ease-in-out;
}

.submenu li a::before {
    top: 0;
    transform: translateY(-10px);
}

.submenu li a::after {
    bottom: 0;
    transform: translateY(10px);
}

.submenu li a:hover::before {
    transform: translateY(0);
    opacity: 1;
}

.submenu li a:hover::after {
    transform: translateY(0);
    opacity: 1;
}

.content {
    margin-top: 100px;
    padding: 40px;
    max-width: 800px;
    background-color: #1a1a1a;
    flex: 1;
    overflow: auto;
}

.content-list {
    list-style: none; 
    padding: 0;
    text-align: center;
}

.content-list li {
    margin: 10px 0;
}

.content-list a {
    color: green; 
    text-decoration: none;
}

.content-list a:hover {
    text-decoration: underline;
}

footer {
    padding: 0px 0;
    background-color: #000;
    width: 100%;
    color: #0f0;
    text-shadow: 0 0 5px #0f0;
    box-shadow: 0 -4px 8px rgba(0, 0, 0, 0.3);
    position: fixed;
    bottom: 0;
    left: 0;
    z-index: 1000;
}

.neon {
    margin: 0;
    color: #0f0;
}

.neonShadow {
    margin: 0;
    color: #0f0;
    text-shadow: 0 0 10px #0f0, 0 0 20px #0f0, 0 0 30px #0f0, 0 0 40px #0f0;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-thumb {
    background-color: #0f0;
    border-radius: 5px;
    box-shadow: 0 0 10px #0f0, 0 0 20px #0f0;
}

::-webkit-scrollbar-thumb:hover {
    background-color: #00ff00;
}

.image-container {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-container img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.full-screen-div {
    min-height: calc(100vh - var(--header-height) - var(--footer-height));
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #f0f0f0;
    border-bottom: 1px solid #ccc;
    scroll-snap-align: start;
    text-align: center;
    padding: 20px;
    box-sizing: border-box;
    overflow: auto;
    background-color: #1a1a1a;
}

.video-container { 
    position: relative; 
    padding-bottom: 56.25%; /* 16:9 aspect ratio */ 
    height: 0; 
    overflow: hidden; 
    max-width: 100%; 
    background: #000; 
    margin-bottom: 20px; /* Space between videos */ 
} 

.video-container iframe { 
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%; 
    border: 0; 
    z-index: 2
}