.sky {
  width: 100%;
  min-height: 904px;
  position: absolute;
  overflow: hidden;
  left: 0;
  bottom: 50px;
  z-index: 1;
}

.cloud1,
.cloud2 {
  position: absolute;
  background: url(../images/cloud.png) top center no-repeat;
  width: 2411px;
  height: 100%;
}

.cloud1 {
  left: 0px;
  animation: cloudmov1 100s infinite linear;
}

@keyframes cloudmov1 {
  0% {
    left: 0px;
  }

  100% {
    left: -2411px
  }
}

.cloud2 {
  left: 2411px;
  animation: cloudmov2 100s infinite linear;
}

@keyframes cloudmov2 {
  0% {
    left: 2411px;
  }

  100% {
    left: 0px;
  }
}

/* animation */
@-webkit-keyframes zoomOut {
  from {
    opacity: 0;
    -webkit-transform: scale3d(2, 2, 2);
    transform: scale3d(2, 2, 2);
    -webkit-transition-timing-function: cubic-bezier(.2, .7, .6, 1);
    transition-timing-function: cubic-bezier(.2, .7, .6, 1);
  }

  to {
    opacity: 1;
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}

@keyframes zoomOut {
  from {
    opacity: 0;
    -webkit-transform: scale3d(2, 2, 2);
    transform: scale3d(2, 2, 2);
    -webkit-transition-timing-function: cubic-bezier(.2, .7, .6, 1);
    transition-timing-function: cubic-bezier(.2, .7, .6, 1);
  }

  to {
    opacity: 1;
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}

.zoomOut {
  -webkit-animation-name: zoomOut;
  animation-name: zoomOut;
}

@-webkit-keyframes fadeInDown {
  from {
    opacity: 0;
    -webkit-transform: translate3d(0, -100%, 0);
    transform: translate3d(0, -100%, 0);
    -webkit-transition-timing-function: cubic-bezier(.2, .7, .6, 1);
    transition-timing-function: cubic-bezier(.2, .7, .6, 1);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    -webkit-transform: translate3d(0, -100%, 0);
    transform: translate3d(0, -100%, 0);
    -webkit-transition-timing-function: cubic-bezier(.2, .7, .6, 1);
    transition-timing-function: cubic-bezier(.2, .7, .6, 1);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

.fadeInDown {
  -webkit-animation-name: fadeInDown;
  animation-name: fadeInDown;
}

@-webkit-keyframes fadeInLeft {
  from {
    opacity: 0;
    -webkit-transform: translate3d(-10%, 0, 0);
    transform: translate3d(-10%, 0, 0);
    -webkit-transition-timing-function: cubic-bezier(.2, .7, .6, 1);
    transition-timing-function: cubic-bezier(.2, .7, .6, 1);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    -webkit-transform: translate3d(-100%, 0, 0);
    transform: translate3d(-10%, 0, 0);
    -webkit-transition-timing-function: cubic-bezier(.2, .7, .6, 1);
    transition-timing-function: cubic-bezier(.2, .7, .6, 1);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

.fadeInLeft {
  -webkit-animation-name: fadeInLeft;
  animation-name: fadeInLeft;
}

@-webkit-keyframes fadeInUp {
  from {
    opacity: 0;
    -webkit-transform: translate3d(0, 100%, 0);
    transform: translate3d(0, 100%, 0);
    -webkit-transition-timing-function: cubic-bezier(.2, .7, .6, 1);
    transition-timing-function: cubic-bezier(.2, .7, .6, 1);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    -webkit-transform: translate3d(0, 100%, 0);
    transform: translate3d(0, 100%, 0);
    -webkit-transition-timing-function: cubic-bezier(.2, .7, .6, 1);
    transition-timing-function: cubic-bezier(.2, .7, .6, 1);
  }

  to {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

.fadeInUp {
  -webkit-animation-name: fadeInUp;
  animation-name: fadeInUp;
}

.animated {
  -webkit-animation-duration: .5s;
  animation-duration: .5s;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
}

@keyframes baloon {
  0% {
    transform: translateY(-5px);
  }

  50% {
    transform: translateY(5px);
  }

  100% {
    transform: translateY(-5px);
  }
}

@keyframes shadow {
  0%   { filter: brightness(100%); }
  50% { filter: brightness(130%); }
}