.area{
    width: 100%;
    height:140%;
}
.circles{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 140%;
    overflow: hidden;
   z-index: 999;
}

.circles li{
    position: absolute;
    display: block;
    list-style: none;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.1);
    animation: animate 25s linear infinite;
    bottom: -180px;
    
}

.circles li:nth-child(1){
  background: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)), url(../img/about-2.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    left: 25%;
    width: 80px;
    height: 80px;
    animation-delay: 0s;
}


.circles li:nth-child(2){
    left: 10%;
    width: 20px;
    height: 20px;
    animation-delay: 2s;
    animation-duration: 12s;
}

.circles li:nth-child(3){
    background: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)), url(../img/about-1.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    left: 70%;
    width: 20px;
    height: 20px;
    animation-delay: 4s;
}

.circles li:nth-child(4){
    background: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)), url(../img/service-2.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    left: 40%;
    width: 60px;
    height: 60px;
    animation-delay: 0s;
    animation-duration: 18s;
}

.circles li:nth-child(5){
    left: 65%;
    width: 20px;
    height: 20px;
    animation-delay: 0s;
}

.circles li:nth-child(6){
   background: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)), url(../img/service-1.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    left: 65%;
    width: 110px;
    height: 110px;
    animation-delay: 3s;
}

.circles li:nth-child(7){
   background: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)), url(../img/family.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    left: 5%;
    width: 120px;
    height: 120px;
    animation-delay: 7s;
}

.circles li:nth-child(8){
   background: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)), url(../img/carousel-2.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    left: 50%;
    width: 25px;
    height: 25px;
    animation-delay: 15s;
    animation-duration: 45s;
}

.circles li:nth-child(9){
    background: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)), url(../img/family.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    left: 20%;
    width: 15px;
    height: 15px;
    animation-delay: 2s;
    animation-duration: 35s;
}

.circles li:nth-child(10){
   background: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)), url(../img/carousel-1.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    left: 45%;
    width: 130px;
    height: 130px;
    animation-delay: 9s;
    animation-duration: 15s;
}



@keyframes animate {

    0%{
        transform: translateY(0) rotate(0deg);
        opacity: 1;
        border-radius: 0;
    }

    100%{
        transform: translateY(-1000px) rotate(630deg);
        opacity: 0;
        border-radius: 50%;
    }

}