                  opacity: 1;
                    left: 31.33%;
                    top: 73.97%;
                }
            }

            @keyframes move_white-cloud-center {
                from {
                    top: 73.97%;
                }

                to {
                    top: 72.32%;
                }
            }

            @-moz-keyframes move_white-cloud-center {
                from {
                    top: 73.97%;
                }

                to {
                    t