body {
    font-family: Arial, sans-serif;
    background: #ffffff;
}

table {
    border-collapse: collapse;
    background: #ffffff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

caption {
    border: 1px solid #000000;
    border-bottom: none;
    font-size: 20px;
    font-weight: bold;
    padding: 20px;
    color: #000000;
}

thead, th {
    padding: 15px;
    background: #f0f0f0;
    font-weight: normal;
}

th, td {
    width: 50px;
    height: 50px;
    text-align: center;
    border: 1px solid #000000;
}

tbody, td {
    font-size: 20px;
}

.weekend {
    color: red;
}