body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    gap: 20px;
}


.button {
    text-align: center;
}

.button {
    display: inline-block;
    padding: 12px 24px;
    font-size: 16px;
    color: #ffffff;
    background-color: #4CAF50;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.button:hover {
    background-color: #45a049;
}

a{
    text-decoration: none;
}

.timetable {
    background-color: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 80%;
    max-width: 800px;
}

h1 {
    text-align: center;
    color: #333333;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    padding: 12px;
    text-align: center;
    border: 1px solid #dddddd;
}

th {
    background-color: #4CAF50;
    color: white;
}

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

tr:hover {
    background-color: #f1f1f1;
}