/* 导航栏样式调整 */
		nav .container {
			display: flex;
			justify-content:space-evenly;
			align-items: center;
		}

		nav .logo-container {
			display: flex;
			align-items: center;
		}

		nav .logo {
			width: 180px;
			height: 73px;
			margin-right: 10px;
		}

		nav .md:block ul {
			margin: 0 auto;
		}

		/* 下拉框样式 */
		.dropdown {
			position: relative;
			display: inline-block;
		}

		.dropdown-content {
			display: none;
			position: absolute;
			background-color: #f9f9f9;
			min-width: 160px;
			box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
			z-index: 1;
		}

		.dropdown-content a {
			color: black;
			padding: 12px 16px;
			text-decoration: none;
			display: block;
		}

		.dropdown-content a:hover {
			background-color: #f1f1f1;
		}

		.dropdown:hover .dropdown-content {
			display: block;
		}