html,
body {
  background-color: #85b9dd;
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
}

* {
  position: relative;
}

.frame {
  width: 500px;
  height: auto;
  margin: 15% auto 0;
  position: absolute;
  width: 100%;
}

svg {
  max-width: 100%;
  height: auto;
  display: block;
}

/**
 * Paper Plane
 */
/*Paper Plane: Container*/
.plane-container {
  width: 200px;
  margin: 0px auto;
  z-index: 3;
}
 /*Paper Plane: Image*/
.plane {
  width: 100%;
  height: 60px;
}

/*Paper Plane: Animation*/
.plane-container {
  -webkit-animation: paper-plane-scoping 2s alternate infinite;
  -moz-animation: paper-plane-scoping 2s alternate infinite;
  animation: paper-plane-scoping 2s alternate infinite;

  -webkit-animation-timing-function: linear;
  -moz-animation-timing-function: linear;
  animation-timing-function: linear;
}

@-webkit-keyframes paper-plane-scoping {
  0% {
    -webkit-transform: translateY(0px);
    -moz-transform: translateY(0px);
    transform: translateY(0px);
  }
  100% {
    -webkit-transform: translateY(100px);
    -moz-transform: translateY(100px);
    transform: translateY(100px);
  }
}

.plane {
  -webkit-animation-timing-function: ease-in-out;
  -moz-animation-timing-function: ease-in-out;
  animation-timing-function: ease-in-out;

  -webkit-animation: paper-plane-soaring 4s forwards infinite;
  -moz-animation: paper-plane-soaring 4s forwards infinite;
  animation: paper-plane-soaring 4s forwards infinite;
}
@-webkit-keyframes paper-plane-soaring {
  0% {
    -webkit-transform: rotate(0deg);
    -moz-transform: rotate(0deg);
    transform: rotate(0deg);
  }
  40% {
    -webkit-transform: rotate(15deg);
    -moz-transform: rotate(15deg);
    transform: rotate(15deg);
  }
  50% {
    -webkit-transform: rotate(15deg);
    -moz-transform: rotate(15deg);
    transform: rotate(15deg);
  }
  60% {
    -webkit-transform: rotate(-10deg);
    -moz-transform: rotate(-10deg);
    transform: rotate(-10deg);
  }
  70% {
    -webkit-transform: rotate(-10deg);
    -moz-transform: rotate(-10deg);
    transform: rotate(-10deg);
  }
  100% {
    -webkit-transform: rotate(0deg);
    -moz-transform: rotate(0deg);
    transform: rotate(0deg);
  }
}

/**
 * Clouds
 */
.clouds {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  transform: translateZ(0);
}

.cloud {
  position: absolute;
  top: 20%;
  width: 300px;
  right: 0;
  opacity: 1;
}

.cloud.front {
  z-index: 9;
}

.cloud.distant {
  z-index: 1;
}

.cloud.background {
  z-index: 1;
}

/*Cloud Sizing*/
.cloud.smaller {
  margin-right: 400px;
  width: 100px;
  margin-top: 50px;
}

.cloud.small {
  margin-right: 200px;
  width: 150px;
}

.cloud.big {
  width: 500px;
  margin-top: 50px;
  margin-right: 150px;
}

.cloud.massive {
  width: 600px;
  margin-top: 20px;
  margin-right: 0px;
}

  /*Lets start with the cloud formation rather*/

/*The container will also serve as the SKY*/

*{ margin: 0; padding: 0;}

body {
	/*To hide the horizontal scroller appearing during the animation*/
	overflow: hidden;	background: #c9dbe9;
	background: -webkit-linear-gradient(top, #c9dbe9 0%, #fff 100%);
	background: -linear-gradient(top, #c9dbe9 0%, #fff 100%);
	background: -moz-linear-gradient(top, #c9dbe9 0%, #fff 100%);
}

#clouds{
	 
}

/*Time to finalise the cloud shape*/
.cloud {
	width: 200px; height: 60px;
	background: #fff;
	
	border-radius: 200px;
	-moz-border-radius: 200px;
	-webkit-border-radius: 200px;
	
	position: relative; 
}

.cloud:before, .cloud:after {
	content: '';
	position: absolute; 
	background: #fff;
	width: 100px; height: 80px;
	position: absolute; top: -15px; left: 10px;
	
	border-radius: 100px;
	-moz-border-radius: 100px;
	-webkit-border-radius: 100px;
	
	-webkit-transform: rotate(30deg);
	transform: rotate(30deg);
	-moz-transform: rotate(30deg);
}

.cloud:after {
	width: 120px; height: 120px;
	top: -55px; left: auto; right: 15px;
}

/*Time to animate*/
.x1 {
	-webkit-animation: moveclouds 15s linear infinite;
	-moz-animation: moveclouds 15s linear infinite;
	-o-animation: moveclouds 15s linear infinite;
}

/*variable speed, opacity, and position of clouds for realistic effect*/
.x2 {
	left: 200px;
	
	-webkit-transform: scale(0.6);
	-moz-transform: scale(0.6);
	transform: scale(0.6);
	opacity: 0.6; /*opacity proportional to the size*/
	
	/*Speed will also be proportional to the size and opacity*/
	/*More the speed. Less the time in 's' = seconds*/
	-webkit-animation: moveclouds 25s linear infinite;
	-moz-animation: moveclouds 25s linear infinite;
	-o-animation: moveclouds 25s linear infinite;
}

.x3 {
	left: -250px; top: -200px;
	
	-webkit-transform: scale(0.8);
	-moz-transform: scale(0.8);
	transform: scale(0.8);
	opacity: 0.8; /*opacity proportional to the size*/
	
	-webkit-animation: moveclouds 20s linear infinite;
	-moz-animation: moveclouds 20s linear infinite;
	-o-animation: moveclouds 20s linear infinite;
}

.x4 {
	left: 470px; top: -250px;
	
	-webkit-transform: scale(0.75);
	-moz-transform: scale(0.75);
	transform: scale(0.75);
	opacity: 0.75; /*opacity proportional to the size*/
	
	-webkit-animation: moveclouds 18s linear infinite;
	-moz-animation: moveclouds 18s linear infinite;
	-o-animation: moveclouds 18s linear infinite;
}

.x5 {
	left: -150px; top: -150px;
	
	-webkit-transform: scale(0.8);
	-moz-transform: scale(0.8);
	transform: scale(0.8);
	opacity: 0.8; /*opacity proportional to the size*/
	
	-webkit-animation: moveclouds 20s linear infinite;
	-moz-animation: moveclouds 20s linear infinite;
	-o-animation: moveclouds 20s linear infinite;
}

@-webkit-keyframes moveclouds {
	0% {margin-left: 1000px;}
	100% {margin-left: -1000px;}
}
@-moz-keyframes moveclouds {
	0% {margin-left: 1000px;}
	100% {margin-left: -1000px;}
}
@-o-keyframes moveclouds {
	0% {margin-left: 1000px;}
	100% {margin-left: -1000px;}
}