.cloud-layer i:nth-child(5){top:25%;transform:scale(.48);animation-duration:39s;animation-delay:-9s;opacity:.7}.cloud-layer i:nth-child(6){top:48%;transform:scale(.82);animation-duration:55s;animation-delay:-36s;opacity:.82}.cloud-layer i:nth-child(7){top:68%;transform:scale(.38);animation-duration:34s;animation-delay:-18s;opacity:.58}.cloud-layer i:nth-child(8){top:12%;transform:scale(.92);animation-duration:68s;animation-delay:-49s;opacity:.72}.cloud-layer i:nth-child(9){top:76%;transform:scale(.62);animation-duration:47s;animation-delay:-29s;opacity:.68}@media(max-width:800px){.cloud-layer i:nth-child(7),.cloud-layer i:nth-child(9){display:none}}