body {
	font-family: 'Microsoft YaHei', sans-serif;
	margin: 0;
	padding: 0;
	background-color: #f5f5f5;
}

.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 20px;
}

.bulletin-board {
	background-color: #fff;
	border-radius: 8px;
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
	padding: 20px;
	margin-bottom: 30px;
}

.bulletin-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	border-bottom: 2px solid #3498db;
	padding-bottom: 10px;
	margin-bottom: 20px;
}

.bulletin-title,
.bulletin-title a {
	color: #3498db;
	font-size: 24px;
	margin: 0;
	text-decoration: none; /* 讓超連結去掉底線 */
}

	.bulletin-title a:hover {
		text-decoration: underline; /* 滑鼠移上時顯示底線 */
	}

.bulletin-date {
	color: #666;
	font-size: 14px;
}

.bulletin-content {
	line-height: 1.6;
	color: #333;
	padding: 10px 0;
}

.bulletin-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: 20px;
	font-size: 14px;
	color: #666;
}

.bulletin-author {
	font-weight: bold;
}

.bulletin-tags {
	margin-top: 15px;
}

.tag {
	display: inline-block;
	background-color: #e8f4fc;
	color: #3498db;
	padding: 3px 8px;
	border-radius: 4px;
	font-size: 12px;
	margin-right: 5px;
}

.add-bulletin {
	background-color: #2ecc71;
	color: white;
	border: none;
	padding: 10px 15px;
	border-radius: 4px;
	cursor: pointer;
	font-size: 16px;
	float: right;
}

	.add-bulletin:hover {
		background-color: #27ae60;
	}

.search-box {
	margin-bottom: 20px;
	display: flex;
}

.search-input {
	flex: 1;
	padding: 10px;
	border: 1px solid #ddd;
	border-radius: 4px 0 0 4px;
	font-size: 16px;
}

.search-button {
	background-color: #3498db;
	color: white;
	border: none;
	padding: 10px 15px;
	border-radius: 0 4px 4px 0;
	cursor: pointer;
}

	.search-button:hover {
		background-color: #2980b9;
	}