.popup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: none;
    z-index: 1000;
    border-radius: 15px;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    display: none;
    z-index: 999;
    border-radius: 15px;
}

.close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 20px;
    height: 20px;
    background: #fff;
    background-image: url("close.png");
    border-radius: 50%;
    background-repeat: no-repeat;
    background-size: 20px;
    background-position: center;
    cursor: pointer;
    z-index: 1000;
}

@media (max-width: 400px) {
    .popup {
        width: 100%;
    }

    .contentBox {
        width: 100%;
    }

    .imgBx {
        width: 50%;
    }
}

.animation img {
    animation: bubble 7s linear infinite;
}

@keyframes bubble {
    0% {
        transform: translateY(0);
        opacity: 0;
    }

    50% {
        opacity: 1;
    }

    70% {
        opacity: 1;
    }

    100% {
        transform: translateY(-80vh);
        opacity: 0;
    }
}

#ani0 {
    animation: zoom-in-zoom-out 1s ease-in-out infinite;
}

/* @keyframes zoom-in-zoom-out {
    0% {
        transform: scale(0, 0);
    }
    50% {
        transform: scale(1, 1);
    }
    100% {
        transform: scale(0, 0);
    }
} */
#ani1 {
    width: 15px;
    height: 15px;
    animation-delay: 2s;
}

#ani2 {
    width: 25px;
    height: 25px;
    animation-delay: 0s;
}

#ani3 {
    width: 10px;
    height: 10px;
    animation-delay: 5s;
}

#ani4 {
    width: 40px;
    height: 40px;
    animation-delay: 2s;
}

#ani5 {
    width: 20px;
    height: 20px;
    animation-delay: 0s;
}

#ani6 {
    width: 10px;
    height: 10px;
    animation-delay: 2s;
}

#ani7 {
    width: 15px;
    height: 15px;
    animation-delay: 4s;
}