@import url('https://fonts.googleapis.com/css?family=Exo:400,700');

.context {
    width: 100%;
    position: absolute;
    top:50vh;
}
.context h2{
    color: #fff;
    font-size: 50px;
    margin-top: -10%;
    text-align: center;
}
.context p{
    color: #fff;
    font-size: 18px;
    text-align: center;
}
.context p a{
    text-decoration: none;
    color: #fff;
}
.context p span{
   margin: 0 10px;
}
.area{
    background: rgb(3,4,29);
    background: linear-gradient(7deg, rgba(3,4,29,1) 17%, rgba(78,84,200,1) 94%);
    background: -webkit-linear-gradient(to left, #8f94fb, #4e54c8);  
    width: 100%;
    height:60vh;
    margin-top: -10%;
}
.circles{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 58%;
    overflow: hidden;
}
.circles li{
    position: absolute;
    display: block;
    list-style: none;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.2);
    animation: animate 25s linear infinite;
    bottom: -150px;
}
.circles li:nth-child(1){
    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){
    left: 70%;
    width: 20px;
    height: 20px;
    animation-delay: 4s;
}
.circles li:nth-child(4){
    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){
    left: 75%;
    width: 110px;
    height: 110px;
    animation-delay: 3s;
}
.circles li:nth-child(7){
    left: 35%;
    width: 150px;
    height: 150px;
    animation-delay: 7s;
}
.circles li:nth-child(8){
    left: 50%;
    width: 25px;
    height: 25px;
    animation-delay: 15s;
    animation-duration: 45s;
}
.circles li:nth-child(9){
    left: 20%;
    width: 15px;
    height: 15px;
    animation-delay: 2s;
    animation-duration: 35s;
}
.circles li:nth-child(10){
    left: 85%;
    width: 150px;
    height: 150px;
    animation-delay: 0s;
    animation-duration: 11s;
}
@keyframes animate {
    0%{
        transform: translateY(0) rotate(0deg);
        opacity: 1;
        border-radius: 0;
    }
    100%{
        transform: translateY(-1000px) rotate(720deg);
        opacity: 0;
        border-radius: 50%;
    }
}
@media (max-width:992px){
    .context h2{
        font-size: 40px;
        margin-top: -5%;
    }
    .context p{
        font-size: 16px;
    }
    .circles{
        height: 70%;
    }
}
@media (max-width:765px){
    .area{
        margin-top: 0;
    }

}
@media (max-width:450px){
    .context h2{
        font-size: 30px;
        margin-top: -5%;
    }
    .context p{
        font-size: 14px;
    }
    .circles{
        height: 90%;
    }
}