body {
    background-color: #f8f9fa;
}

/* ✅ Overdue */
.overdue {
    background-color: #ffe5e5;
}

/* ✅ Completed */
.completed {
    background-color: #e0ffe0;
}
.reward {
    color: green;
    font-weight: bold;
}

.late {
    color: orange;
}

.punishment {
    color: red;
    font-weight: bold;
}

.ontrack {
    color: #555;
}