body {
    font-family: Arial, sans-serif;
    background-color: #111;
    color: white;
    text-align: center;
    padding: 20px;
}

header h1 {
    color: #ff4d4d;
    margin-top: 20px;
    font-size: 3rem;
}

main p {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

#progress {
    font-size: 2rem;
    margin: 20px 0;
}

.buttons button, main button {
    background-color: #ff4d4d;
    color: white;
    font-size: 1.2rem;
    padding: 10px 20px;
    margin: 10px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
}

button:hover {
    background-color: #cc0000;
}

#message {
    margin-top: 20px;
    font-size: 1.3rem;
    color: #00ff99;
}

.calendar {
    margin-top: 50px;
    padding: 20px;
}

.calendarG {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.calendarG button {
    background-color: #ff4d4d;
    color: white;
    border: none;
    padding: 8px 16px;
    font-size: 1.2rem;
    border-radius: 8px;
    cursor: pointer;
}

.calendarG button:hover {
    background-color: #cc0000;
}

#jaar {
    font-size: 2rem;
    color: #ff4d4d;
}

.calendar table {
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    border-collapse: collapse;
    border: 2px solid #444;
    border-radius: 10px;
    overflow: hidden;
}

.calendar th,
.calendar td {
    height: 70px;
    border: 1px solid #444;
    font-size: 1.2rem;
    color: white;
}

.calendar th {
    background-color: #222;
    color: #ff4d4d;
}

.calendar td {
    background-color: #111;
}

.calendar td:nth-child(odd) {
    background-color: #1a1a1a;
}

.calendar td:hover {
    background-color: #ff4d4d;
    color: black;
    cursor: pointer;
}

.statistieken {
    margin-top: 40px;
    padding: 20px;
    background-color: #1a1a1a;
    border-radius: 10px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.statistieken h2 {
    color: #ff4d4d;
    font-size: 2rem;
    margin-bottom: 15px;
}

.statistieken p {
    font-size: 1.2rem;
    margin: 5px 0;
}