       width: 8.4%;
                height: 7.39%;
                z-index: 350;
                -webkit-animation: fadein_white-cloud-behind 1s ease-in, move_white-cloud-behind 1s linear 1s infinite alternate;
                -moz-animation: fadein_white-cloud-behind 1s ease-in, move_white-cloud-behind 1s linear 1s infinite alternate;
                -ms-animation: fadein_white-cloud-behind 1s ease-in, move_white-cloud-behind 1s linear 1s infinite alternate;
                -o-animation: fadein_white-cloud