#calendar {
    width: 90px;
    height: 90px;
    background-image: url('calender.png');
    margin-right: 10%;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    border-radius: 8px;
}

#calendar.last-day {
   
    animation: pulse 1s infinite;
}

.days-left {
    font-size: 28px;
    color: #896EFF;
    font-weight: bold;
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-shadow: 0 0 10px rgba(137, 110, 255, 0.3);
}

.firework {
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: 
        explode 1s ease-out forwards,
        fade 1s ease-out forwards;
}

@keyframes explode {
    0% { transform: scale(1); }
    100% { transform: scale(3); }
}

@keyframes fade {
    to { opacity: 0; }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

#audio-control {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 10px;
    background: #896EFF;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}