html {
	scroll-behavior: smooth;
}

body,
td,
th {
	font-family: Arial, Helvetica, sans-serif;
	color: #ffffff;
}
body {
	background-color: #363232;
	font-size: 16px;
	text-align: center;
}

header,
main,
nav {
	padding: 0 2rem;
}

header {
	padding: 0;
}

.header-grid {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 2rem;
	background: rgba(255, 255, 255, 0.8);
	margin-bottom: 3rem;
}
.header-item {
	display: flex;
}

.header-item p {
	margin: 1rem;
}
p {
	margin: 0 0 1rem;
}
.img-fluid {
	max-width: 100%;
	height: auto;
}
.thumb {
	max-width: 300px;
	max-height: 300px;
}

nav .flex-item > a:link {
	flex: 0 1 calc(25% - 1rem);
}

nav .flex-item > div {
	flex: 0 1 calc(100% - 1rem);
}

nav .flex-item {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
}

a {
	color: #ffffff;
}

a:link.plain {
	text-decoration: none;
	background-color: transparent;
}

a:link {
	background-color: #cc0000;
	padding: 0.5rem 1rem;
	border-radius: 50px;
	display: inline-block;
	margin: 0.5rem;
	text-decoration: none;
	color: #fff;
}

a:hover {
	text-decoration: none;
	background-color: #f00000;
}
.style2 {
	font-size: 16px;
	font-weight: bold;
}

h2 {
	font-size: 36px;
	color: #ffffff;
	font-weight: bold;
	margin: 0;
}

h4 {
	font-size: 24px;
	color: #ffffff;
	font-weight: bold;
}

a:active {
	text-decoration: none;
}
.style16 {
	font-size: 10px;
}

.border-red {
	border: 2px solid #cc0000;
}
.bg-black {
	background-color: #000000;
}

/* Flexbox grid styles */
.flex-grid {
	display: flex;
	flex-wrap: wrap;
	gap: 1rem;
}

.flex-item {
	flex: 1 1 calc(25% - 1rem); /* Four items per row */
	box-sizing: border-box;
	padding: 1rem;
	border: none;
	background-color: black;
	text-align: center;
	border-radius: 10px;
}

.flex-item-12 {
	flex: 1 1 calc(100% - 1rem); /* Full width */
}

.flex-item-6 {
	flex: 1 1 calc(50% - 1rem); /* Two items per row */
}

.flex-item-4 {
	flex: 1 1 calc(33.33% - 1rem); /* Three items per row */
}

.flex-item img {
	max-width: 100%;
	height: auto;
}

.back-to-top {
	position: sticky;
	bottom: 0;
	background-color: #363232;
	padding: 1rem 0;
}

/* Mobile optimization */
@media (max-width: 768px) {
	.flex-item,
	nav .flex-item > a:link {
		flex: 1 1 100%; /* Single item per row */
	}

	.header-grid {
		flex-direction: column;
		align-items: center;
	}
}