body,
html {
	background-image: linear-gradient(to right, #000, #2f1234);
}

/* 最后一屏的滚动样式 */
.section.fifth:last-child {
	overflow-y: auto;
	height: 100vh;
	/* 设置滚动条样式 */
	scrollbar-width: thin;
	/* Firefox */
	scrollbar-color: transparent transparent;
	/* Firefox */
}

/* Webkit浏览器的滚动条样式 */
.section.fifth:last-child::-webkit-scrollbar {
	width: 6px;
	/* 滚动条宽度 */
}

.section.fifth:last-child::-webkit-scrollbar-track {
	background: transparent;
	/* 轨道背景 */
}

.section.fifth:last-child::-webkit-scrollbar-thumb {
	background-color: rgba(255, 255, 255, 0.1);
	/* 滑块颜色，半透明 */
	border-radius: 3px;
	/* 滑块圆角 */
}

/* 鼠标悬停时的滑块样式 */
.section.fifth:last-child::-webkit-scrollbar-thumb:hover {
	background-color: rgba(255, 255, 255, 0.2);
	/* 悬停时稍微明显一点 */
}

.section {
	position: relative;
}

.vid {
	padding: 10px;
	background: #fff;
	margin: 30px 20px;
	border-radius: 5px;
	margin-top: 30px;
}

.down_icon {
	position: absolute;
	bottom: -20px;
	left: 50%;
	text-align: center;
	transform: translateX(-50%);
	animation: bounce 2s infinite;
}

.down_icon img {
	width: 20px;
}

@keyframes bounce {

	0%,
	100% {
		transform: translateX(-50%) translateY(0);
	}

	50% {
		transform: translateX(-50%) translateY(-10px);
	}
}

/* 悬浮按钮样式 */
.floating-buttons {
	position: fixed;
	bottom: 40px;
	right: 30px;
	z-index: 1000;
	display: flex;
	flex-direction: row;
	width: calc(100% - 30px - 30px);
	gap: 15px;
}

.btn-wechat,
.btn-register {
	padding: 12px 0;
	flex: 1;
	border: none;
	border-radius: 25px;
	font-size: 14px;
	font-weight: bold;
	cursor: pointer;
	transition: all 0.3s ease;
	box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-wechat {
	background: #07c160;
	color: white;
}

.btn-wechat:hover {
	background: #06ad56;
	transform: translateY(-2px);
}

.btn-register {
	background: #ff6b6b;
	color: white;
}

.btn-register:hover {
	background: #ff5252;
	transform: translateY(-2px);
}

/* 弹窗样式 */
.register-modal {
	display: none;
	position: fixed;
	z-index: 2000;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
	background-color: #fff;
	margin: 10% auto;
	padding: 30px;
	border-radius: 10px;
	width: 70%;
	position: relative;
	color: #333;
}

.close {
	position: absolute;
	right: 15px;
	top: 15px;
	font-size: 28px;
	font-weight: bold;
	cursor: pointer;
	color: #aaa;
}

.close:hover {
	color: #000;
}

.register-form h2 {
	margin-bottom: 20px;
	text-align: center;
	color: #333;
}

.form-group {
	margin-bottom: 20px;
}

.form-group label {
	display: block;
	margin-bottom: 5px;
	font-weight: bold;
	color: #333;
}

.form-group input {
	width: 100%;
	padding: 10px;
	border: 1px solid #ddd;
	border-radius: 5px;
	font-size: 14px;
	box-sizing: border-box;
}

.form-group input:focus {
	outline: none;
	border-color: #ff6b6b;
}

.submit-btn {
	width: 100%;
	padding: 12px;
	background: #ff6b6b;
	color: white;
	border: none;
	border-radius: 5px;
	font-size: 16px;
	font-weight: bold;
	cursor: pointer;
	transition: background 0.3s ease;
}

.submit-btn:hover {
	background: #ff5252;
}