.burbuja{
		    border-radius: 50%;
		    background: #e6e4e4;
		    opacity: .3;

		    position: absolute;
		    bottom: -150;
		    
		    animation: burbujas 3s linear infinite ;
		}

		.burbuja:nth-child(1){
		    width: 80px;
		    height: 80px;
		    left: 5%;
		    animation-duration: 3s;
		    animation-delay: 3s;
		}

		.burbuja:nth-child(2){
		    width: 100px;
		    height: 100px;
		    left: 35%;
		    animation-duration: 3s;
		    animation-delay: 5s;
		}

		.burbuja:nth-child(3){
		    width: 20px;
		    height: 20px;
		    left: 15%;
		    animation-duration: 1.5s;
		    animation-delay: 7s;
		}

		.burbuja:nth-child(4){
		    width: 50px;
		    height: 50px;
		    left: 90%;
		    animation-duration: 6s;
		    animation-delay: 3s;
		}

		.burbuja:nth-child(5){
		    width: 70px;
		    height: 70px;
		    left: 65%;
		    animation-duration: 3s;
		    animation-delay: 1s;
		}

		.burbuja:nth-child(6){
		    width: 20px;
		    height: 20px;
		    left: 50%;
		    animation-duration: 4s;
		    animation-delay: 5s;
		}

		.burbuja:nth-child(7){
		    width: 20px;
		    height: 20px;
		    left: 50%;
		    animation-duration: 4s;
		    animation-delay: 5s;
		}

		.burbuja:nth-child(8){
		    width: 100;
		    height: 100px;
		    left: 52%;
		    animation-duration: 5s;
		    animation-delay: 5s;
		}

		.burbuja:nth-child(9){
		    width: 65px;
		    height: 65px;
		    left: 51%;
		    animation-duration: 3s;
		    animation-delay: 2s;
		}

		.burbuja:nth-child(10){
		    width: 40px;
		    height: 40px;
		    left: 35%;
		    animation-duration: 3s;
		    animation-delay: 4s;
		}


		@keyframes burbujas{
		    0%{
		        bottom: 0;
		        opacity: 0;
		    }
		    30%{
		        transform: translateX(30px);
		    }
		    50%{
		        opacity: .4;
		    }
		    100%{
		        bottom: 100vh;
		        opacity: 0;
		    }
		}

		@keyframes movimiento{
		    0%{
		        transform: translateY(0);
		    }
		    50%{
		        transform: translateY(30px);
		    }
		    100%{
		        transform: translateY(0);
		    }
		}