body {
    font-family: Arial, sans-serif;
    text-align: center;
    background: #f4f4f4;
    padding: 20px;
}

h1 {
    font-size: 36px;
}

.no {
    font-size: 48px;
    font-weight: bold;
    color: red;
}

.friday {
    font-size: 48px;
    font-weight: bold;
    color: green;
}

#event {
    margin-top: 50px;
    font-size: 20px;
}