/* General page styling */
body {
    font-family: 'Prompt', sans-serif;
    background-color: #f8f3e9;
    margin: 0;
    padding: 0;
    color: #333;
}

header {
    background-color: #336699;
    padding: 20px;
    text-align: center;
    color: #fff;
}

header h1 {
    margin: 0;
    font-size: 28px;
}

nav {
    margin-top: 10px;
}

nav a {
    color: #fff;
    text-decoration: none;
    margin: 0 15px;
}

main {
    padding: 20px;
    background-color: #fff;
    margin: 20px auto;
    border: 1px solid #ddd;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 80%;
    border-radius: 10px;
}

.announcement {
    background-color: #fffbe6;
    border: 2px solid #ffcc00;
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 10px;
    text-align: center;
}

.announcement p {
    margin: 0;
    font-size: 16px;
    color: #856404;
}

h2 {
    text-align: center;
    color: #444;
}

.table-container {
    margin: 20px 0;
    overflow-x: auto;
}

.teacher-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 16px;
    text-align: center;
    background-color: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.teacher-table th, .teacher-table td {
    padding: 15px;
    border-bottom: 1px solid #ddd;
}

.teacher-table th {
    background-color: #d4a373;
    color: #fff;
    font-weight: bold;
}

.teacher-table tr:nth-child(even) {
    background-color: #f9f9f9;
}

.teacher-table tr:hover {
    background-color: #f1f1f1;
}

.teacher-table td {
    font-size: 14px;
    color: #555;
}

footer {
    text-align: center;
    padding: 10px;
    background-color: #336699;
    color: #fff;
    position: relative;
    bottom: 0;
    width: 100%;
}