body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

.container {
    width: 80%;
    max-width: 1200px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
    padding: 20px;
}

h1 {
    text-align: center;
    color: #333;
}

.week-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.week-navigation div {
    display: flex;
    align-items: center;
}

.week-navigation select {
    padding: 10px;
    font-size: 16px;
    border: 1px solid #ddd;
    border-radius: 5px;
    cursor: pointer;
}

.week-navigation button {
    padding: 10px 20px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
    margin: 0 5px;
}

.week-navigation button:hover {
    background-color: #0056b3;
}


/* 使用更特異的選擇器來覆蓋樣式 */
.week-navigation .select-date-btn {
    background-color: #28a745; /* 深綠色背景 */
    color: white;
    padding: 8px 15px;
    font-size: 14px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease;
    margin-left: 10px; /* 與其他按鈕稍微分開 */
}

.week-navigation .select-date-btn:hover {
    background-color: #218838; /* 深一點的綠色 */
}

#schedule {
    width: 100%;
    border-collapse: collapse;
}

#schedule th, #schedule td {
    padding: 10px;
    text-align: center;
    border: 1px solid #ddd;
}

#schedule th {
    background-color: #f8f9fa;
}

/* 設置上午和下午的不同背景色 */
#schedule td.morning {
    background-color: #e3f2fd; /* 淡藍色 */
}

#schedule td.afternoon {
    background-color: #f1f8e9; /* 淡綠色 */
}

#schedule td.booked {
    background-color: #4682B4; /* 藍色背景 */
    color: white;           /* 白色字體 */
    font-weight: bold;      /* 可選，讓文字更醒目 */
}

#schedule td:hover {
    background-color: #ced4da;
}


.back-to-home-btn {
    position: absolute;
    top: 10px;
    left: 10px;
    padding: 10px 20px;
    font-size: 16px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease;
}

.back-to-home-btn:hover {
    background-color: #0056b3; /* 變深的藍色，當滑鼠懸停時 */
}

.login-btn {
    position: absolute;
    top: 60px; /* 將按鈕向下移動，以避免重疊 */
    left: 10px;
    padding: 10px 20px;
    font-size: 16px;
    background-color: #28a745; /* 綠色背景 */
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease;
}

.login-btn:hover {
    background-color: #218838; /* 深一點的綠色，當滑鼠懸停時 */
}

.date-button-separator {
    display: inline-block;
    width: 20px; /* 調整這個值來控制間距 */
}
.holiday {
    background-color: #ffe0e0; /* 淡紅色背景 */
    color: #d9534f;            /* 深紅色文字 */
    font-weight: bold;
}