.wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.box {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.box div {
    position: fixed;
    width: 60px;
    height: 60px;
    background-color: transparent;
    border: 6px solid rgba(255,255,255,0.8);
}

.box div:nth-child(1) {
    top: 12%;
    left: 42%;
    animation: animate 10s linear infinite;
}

.box div:nth-child(2) {
    top: 17%;
    left: 50%;
    animation: animate 7s linear infinite;
}

.box div:nth-child(3) {
    top: 17%;
    left: 6%;
    animation: animate 9s linear infinite;
}

.box div:nth-child(4) {
    top: 20%;
    left: 60%;
    animation: animate 10s linear infinite;
}

.box div:nth-child(5) {
    top: 67%;
    left: 10%;
    animation: animate 6s linear infinite;
}

.box div:nth-child(6) {
    top: 80%;
    left: 70%;
    animation: animate 12s linear infinite;
}

.box div:nth-child(7) {
    top: 60%;
    left: 80%;
    animation: animate 15s linear infinite;
}

.box div:nth-child(8) {
    top: 32%;
    left: 25%;
    animation: animate 16s linear infinite;
}

.box div:nth-child(9) {
    top: 90%;
    left: 25%;
    animation: animate 9s linear infinite;
}

.box div:nth-child(10) {
    top: 20%;
    left: 80%;
    animation: animate 5s linear infinite;
}

@keyframes animate {
    0% {
        transform: scale(0) translateY(0) rotate(0);
        opacity: 1;
    }
    100% {
        transform: scale(1.3) translateY(-90px) rotate(360deg);
        opacity: 0;
    }
}