@media (min-width:1000px) { 
.sky {
  height: 425px;
  background: #007fd5;
  position: relative;
  overflow: hidden;
  /*this area controls darkeness */
  -webkit-animation: sky_background 50s ease-out infinite;
  -moz-animation: sky_background 50s ease-out infinite;
  -o-animation: sky_background 50s ease-out infinite;
   /*this area controls darkeness */
  -webkit-transform: translate3d(0, 0, 0);
  -moz-transform: translate3d(0, 0, 0);
  -o-transform: translate3d(0, 0, 0)
}
}
@media (min-width:768px) and (max-width:999px) { 
.sky {
  height: 325px;
  background: #007fd5;
  position: relative;
  overflow: hidden;
  /*this area controls darkeness */
  -webkit-animation: sky_background 50s ease-out infinite;
  -moz-animation: sky_background 50s ease-out infinite;
  -o-animation: sky_background 50s ease-out infinite;
   /*this area controls darkeness */
  -webkit-transform: translate3d(0, 0, 0);
  -moz-transform: translate3d(0, 0, 0);
  -o-transform: translate3d(0, 0, 0)
}
}
@media (min-width: 480px) and (max-width: 767px) { 
.sky {
	top:60px;
  width:100%;
  background: #007fd5;
  position: relative;
  overflow: hidden;
  /*this area controls darkeness */
  -webkit-animation: sky_background 50s ease-out infinite;
  -moz-animation: sky_background 50s ease-out infinite;
  -o-animation: sky_background 50s ease-out infinite;
   /*this area controls darkeness */
  -webkit-transform: translate3d(0, 0, 0);
  -moz-transform: translate3d(0, 0, 0);
  -o-transform: translate3d(0, 0, 0)
}
}
@media (min-width: 0) and (max-width: 479px) { /* large screen */
.sky {
	top:60px;
   width:100%;
  background: #007fd5;
  position: relative;
  overflow: hidden;
  /*this area controls darkeness */
  -webkit-animation: sky_background 50s ease-out infinite;
  -moz-animation: sky_background 50s ease-out infinite;
  -o-animation: sky_background 50s ease-out infinite;
   /*this area controls darkeness */
  -webkit-transform: translate3d(0, 0, 0);
  -moz-transform: translate3d(0, 0, 0);
  -o-transform: translate3d(0, 0, 0)
}
}


.moon {
  background: url("moon.png");
   position: absolute;
  left: 0;
  height: 100%;
  width: 300%;
  -webkit-animation: moon 50s linear infinite;
  -moz-animation: moon 50s linear infinite;
  -o-animation: moon 50s linear infinite;
  -webkit-transform: translate3d(0, 0, 0);
  -moz-transform: translate3d(0, 0, 0);
  -o-transform: translate3d(0, 0, 0)
}

.clouds_one {
  background: url("cloud_one.png");
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 300%;
  -webkit-animation: cloud_one 50s linear infinite;
  -moz-animation: cloud_one 50s linear infinite;
  -o-animation: cloud_one 50s linear infinite;
  -webkit-transform: translate3d(0, 0, 0);
  -moz-transform: translate3d(0, 0, 0);
  -o-transform: translate3d(0, 0, 0)
}

.clouds_two {
  background: url("cloud_two.png");
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 300%;
  -webkit-animation: cloud_two 75s linear infinite;
  -moz-animation: cloud_two 75s linear infinite;
  -o-animation: cloud_two 75s linear infinite;
  -webkit-transform: translate3d(0, 0, 0);
  -moz-transform: translate3d(0, 0, 0);
  -o-transform: translate3d(0, 0, 0)
}

.clouds_three {
  background: url("cloud_three.png");
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 300%;
  -webkit-animation: cloud_three 100s linear infinite;
  -moz-animation: cloud_three 100s linear infinite;
  -o-animation: cloud_three 100s linear infinite;
  -webkit-transform: translate3d(0, 0, 0);
  -moz-transform: translate3d(0, 0, 0);
  -o-transform: translate3d(0, 0, 0)
}

@-webkit-keyframes sky_background {

  0% {
    background: #007fd5;
    color: #007fd5
  }
  100% {
    background: #007fd5;
    color: #007fd5
  }
}

@-webkit-keyframes moon {
 0% {
    opacity: 0;
    left: -200% -moz-transform: scale(0.5);
    -webkit-transform: scale(0.5);
  }
  50% {
    opacity: 1;
    -moz-transform: scale(1);
    left: 0% bottom: 250px;
    -webkit-transform: scale(1);
  }
  100% {
    opacity: 0;
    bottom: 500px;
    -moz-transform: scale(0.5);
    -webkit-transform: scale(0.5);
  }
}

@-webkit-keyframes cloud_one {
  0% {
    left: 0
  }
  100% {
    left: -200%
  }
}

@-webkit-keyframes cloud_two {
  0% {
    left: 0
  }
  100% {
    left: -200%
  }
}

@-webkit-keyframes cloud_three {
  0% {
    left: 0
  }
  100% {
    left: -200%
  }
}

@-moz-keyframes sky_background {
  0% {
    background: #007fd5;
    color: #007fd5
  }
  100% {
    background: #007fd5;
    color: #007fd5
  }
}

@-moz-keyframes moon {
	0% {
    opacity: 0;
    left: -200% -moz-transform: scale(0.5);
    -webkit-transform: scale(0.5);
  }
  50% {
    opacity: 1;
    -moz-transform: scale(1);
    left: 0% bottom: 250px;
    -webkit-transform: scale(1);
  }
  100% {
    opacity: 0;
    bottom: 500px;
    -moz-transform: scale(0.5);
    -webkit-transform: scale(0.5);
  }
}

@-moz-keyframes cloud_one {
  0% {
    left: 0
  }
  100% {
    left: -200%
  }
}

@-moz-keyframes cloud_two {
  0% {
    left: 0
  }
  100% {
    left: -200%
  }
}

@-moz-keyframes cloud_three {
  0% {
    left: 0
  }
  100% {
    left: -200%
  }
}

@keyframes sky_background {
  0% {
    background: #007fd5;
    color: #007fd5
  }
  100% {
    background: #007fd5;
    color: #007fd5
  }
}

@keyframes moon {
  0% {
    opacity: 0;
    left: -200% -moz-transform: scale(0.5);
    -webkit-transform: scale(0.5);
  }
  50% {
    opacity: 1;
    -moz-transform: scale(1);
    left: 0% bottom: 250px;
    -webkit-transform: scale(1);
  }
  100% {
    opacity: 0;
    bottom: 500px;
    -moz-transform: scale(0.5);
    -webkit-transform: scale(0.5);
  }
}

@keyframes cloud_one {
  0% {
    left: 0
  }
  100% {
    left: -200%
  }
}

@keyframes cloud_two {
  0% {
    left: 0
  }
  100% {
    left: -200%
  }
}

@keyframes cloud_three {
  0% {
    left: 0
  }
  100% {
    left: -200%
  }
}