.falling-leaves {
    display: none;
    width: 100%;
    height: 100%;
}

.falling-leaves .set {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    overflow: hidden;
}

.set2 {
    transform: scale(2) rotateY(180deg);
    filter: blur(2px);
}

.set3 {
    transform: scale(0.8) rotateY(180deg);
    filter: blur(4px);
    /*overflow: visible;*/
}

.falling-leaves .set div {
    position: absolute;
}

.falling-leaves .set div:nth-child(1) {
    left: 10%;
    animation: animate 15s linear infinite;
    animation-delay: -7s;
}
.falling-leaves .set div:nth-child(2) {
    left: 20%;
    animation: animate 12s linear infinite;
    animation-delay: -1s;
}
.falling-leaves .set div:nth-child(3) {
    left: 30%;
    animation: animate 18s linear infinite;
    animation-delay: -12s;
}
.falling-leaves .set div:nth-child(4) {
    left: 40%;
    animation: animate 11s linear infinite;
    animation-delay: -6s;
}
.falling-leaves .set div:nth-child(5) {
    left: 50%;
    animation: animate 14s linear infinite;
}
.falling-leaves .set div:nth-child(6) {
    left: 60%;
    animation: animate 19s linear infinite;
    animation-delay: -14s;
}
.falling-leaves .set div:nth-child(7) {
    left: 70%;
    animation: animate 10s linear infinite;
    animation-delay: -4s;
}
.falling-leaves .set div:nth-child(8) {
    left: 80%;
    animation: animate 13s linear infinite;
    animation-delay: -7s;
}
.falling-leaves .set div:nth-child(9) {
    left: 90%;
    animation: animate 17s linear infinite;
    animation-delay: -1s;
}



@keyframes animate {
    0% {
        opacity: 0;
        top: -10%;
    }
    10% {
        opacity: 1;
    }
    20% {
        transform: translateX(-20px) rotate(45deg);
    }
    40% {
        transform: translateX(20px) rotate(-45deg);
    }
    60% {
        transform: translateX(-20px) rotate(54deg);
    }
    80% {
        transform: translateX(20px) rotate(-54deg);
    }
    100% {
        top: 110%;
        transform: translateX(-20px) rotate(35deg);
    }
}