ALIEN1974
Modmyi.com
DUSK EVOLUTION
Fog Animation CSS

body {margin: 0;
}
@-webkit-keyframes fog_animation {
  0% {-webkit-transform:translateX(-10px);}
  50% {-webkit-transform:translateX(-685px);}
  100% {-webkit-transform:translateX(-10px);}
}
#Fog {position: absolute;
  -webkit-transform:translateX(-10px);
   top: 20px;
   width: 1000px;
   height: 361px;
  -webkit-animation-name: fog_animation;
  -webkit-animation-duration: 60s;
  -webkit-animation-iteration-count:3;
  -webkit-animation-delay: 1s;
}