#calendar-container {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

#calendar-nav {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    align-items: center;
}

#calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 10px;
}

.day {
    border: 1px solid #ccc;
    padding: 10px;
    min-height: 150px;
    border-radius: 8px;
    background-color: #f9f9f9;
}

.today {
    background-color: #e0f7fa;
    border: 2px solid #00bcd4;
}

.day h4 {
    margin: 0 0 10px;
    font-size: 16px;
    text-align: center;
}

.timeslot {
    margin: 5px 0;
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 14px;
    text-align: center;
}

.timeslot.available {
    background-color: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #a5d6a7;
    cursor: pointer;
}

.timeslot.unavailable {
    background-color: #fbe9e7;
    color: #d84315;
    border: 1px solid #ffccbc;
    text-decoration: line-through;
    opacity: 0.6;
    cursor: not-allowed;
}

.no-slots {
    font-style: italic;
    color: #999;
    text-align: center;
}

.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid #ccc;
    border-top: 3px solid #333;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}