* {
	padding: 0;
	margin: 0;
	-webkit-user-drag: none;
	/* Safari/Chrome */
	-khtml-user-drag: none;
	/* Konqueror */
	-moz-user-drag: none;
	/* Firefox (partial support) */
	-o-user-drag: none;
	/* Opera */
	user-drag: none;

	-webkit-user-select: none;
	/* iOS Safari */
	-moz-user-select: none;
	-ms-user-select: none;
	user-select: none;

}


img,
a,
div {
	-webkit-user-drag: none;
	user-drag: none;
}

body {
	font-family: Arial, "serif";
	background: url("../img/bg.png") no-repeat center;
	background-size: cover;
}

.wrapper {
	height: 100%;
	width: 100%;
	display: flex;
	justify-content: center;
	overflow: hidden;
}


.bg_site {
	position: fixed;
	inset: 0;
	width: 100%;
	height: 100vh;
	overflow: hidden;
}

/* mặc định hide */
.bg_mb {
	display: none;
}

/* Mặc định: ẩn (opacity 0) */
.background-image {
	position: absolute;

	width: 100%;
	height: 100vh;
	background-size: cover;
	background-position: top center;
	background-repeat: no-repeat;
	background-attachment: fixed;

	opacity: 0;
	transition: opacity 1s ease;
	/* hiệu ứng fade mượt */
}

/* Khi active thì hiện */
.background-image.active {
	opacity: 1;
}


.container {
	width: 800px;
	max-width: 80%;
	height: 100vh;
	position: relative;

}

.list {
	width: 100%;
	display: flex;
	flex-wrap: wrap;
	row-gap: 10px;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);


}

.item {
	align-content: center;
	text-align: center;
	display: flex;
	flex-direction: column;
	width: 25%;
}


.item a {
	display: flex;
	flex-direction: column;
	align-items: center;
}

.logo {
	height: 70px;
	width: auto;
	max-width: 70%;
	object-fit: contain;
}

.flag {
	width: 90%;
	margin: 5%;
	max-width: 120px;
}

a {
	text-decoration: none;
	color: #fff;
	font-weight: bold;
}

.item span {
	font-size: 18px;
}

.bg {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: -1;
	height: 810px;

}

.bg1 {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(0, 0, 0, 0.8);
	opacity: 0.5;
	z-index: 1;
	height: 100%;
	width: 100%;
}

.video {
	position: fixed;
	right: 0px;
	top: -9%;
	min-width: 103%;
	min-height: 100%;
	width: 100%;
	height: auto;
	z-index: 0;
}


.sourcemb {
	display: none;
}




.abcvip {
	width: 600px;
	display: block;
	text-align: right;
	position: fixed;
	top: 30px;
	left: 50%;
	transform: translate(-50%, 0);
}

.abcviplogo {
	width: 100%;
	margin: auto;
}


.logotop {
	width: 800px;
	max-width: 100%;
	margin: auto;
	text-align: center;
	margin-top: 30px;
}

.logotopz {
	width: 100%;
}

.copyright h4 {
	color: #fff;
	line-height: 25px;
	text-align: center;
	font-weight: bold;

}

.chuky {
	display: flex;
	justify-content: center;
	align-items: center;
	column-gap: 30px;
	width: 100%;
	height: 120px;
	margin: 30px auto;
	position: absolute;
	bottom: 5%;
	flex-direction: column;
	gap: 30px;
	z-index: 2;

}


img.ck {
	width: 90%;
}

.gradient {



	position: absolute;
	width: 100%;
	height: 227px;
	left: 0;
	bottom: 0px;

	background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, #000000 100%);

}

@media screen and (max-width: 1024px) {
	.video {
		width: 120%;
		left: 50%;
		top: 50%;
		transform: translate(-50%, -50%);

	}

	.sourcemb {
		display: block;
	}

	.item span {
		font-size: 14px;
	}


}


@media (min-width: 769px) {
	.bg_pc {
		display: block;
	}

	.bg_mb {
		display: none;
	}
}


@media screen and (max-width: 768px) {

	body {
		background: url("../img/bg-mb.png");
	}

	.wrapper {
		height: 100%;
	}


	.container {

		height: 100%;


	}

	.bg_pc {
		display: none;
	}

	.bg_mb {
		display: block;
	}

	.abcvip {
		width: 100%;
		top: 5%;
		right: auto;
		text-align: center;
	}

	.abcviplogo {
		width: 100%;
		margin: auto;
	}

	.list {

		top: 45%;
		position: fixed;

	}

	.logo {
		height: 40px;

	}

	.item {

		width: 50%;
		margin-top: 15px;
	}


	.bg_mb .background-image {
		background-size: 100%;
	}

	.flag {
		width: 45%;
		margin: 5%;
		max-width: 100px;
	}


	.chuky {

		position: fixed;

		margin: 0px auto;

		bottom: 10%;

		gap: 20px;
		left: 50%;
		transform: translate(-50%, 0);

	}



}