.canvas {
  display: block;
  width: 100%;
  height: 400px;
  position: relative;
  margin-top: -30px;
  overflow: hidden;
}
/*-----------*/
.mountain-small {
  display: block;
  width: 250px;
  height: 324px;
  position: absolute;
  bottom: -229px;
  left: -262px;
  right: 0;
  margin: auto;
  -webkit-transform: rotateZ(45deg);
  transform: rotateZ(45deg);
  background: #2b414d;
}
.mountain-big {
  display: block;
  width: 399px;
  height: 375px;
  position: absolute;
  bottom: -255px;
  right: -109px;
  left: 0;
  margin: auto;
  -webkit-transform: rotateZ(45deg);
  transform: rotateZ(45deg);
  background: #bf973b;
  overflow: hidden;
}
.snow {
  display: block;
  width: 100px;
  height: 100px;
  top: -50px;
  left: -10px;
  background: #FFFFFF;
  position: absolute;
}
.snow:after {
  content: "";
  display: block;
  width: 100px;
  height: 100px;
  top: 80px;
  left: -50px;
  background: #FFFFFF;
  position: absolute;
}
.x1 {
  -webkit-transform: scale(0.2);
  transform: scale(0.2);
}
.x2 {
  -webkit-transform: scale(0.5);
  transform: scale(0.5);
  -webkit-box-shadow: 0 6px 20px 0 rgba(0, 0, 0, 0.19);
  -moz-box-shadow: 0 6px 20px 0 rgba(0, 0, 0, 0.19);
  box-shadow: 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}
.x3 {
  -webkit-transform: scale(1);
  transform: scale(1);
  -webkit-box-shadow: 0 3px 8px 0 rgba(0, 0, 0, 0.19);
  -moz-box-shadow: 0 3px 8px 0 rgba(0, 0, 0, 0.19);
  box-shadow: 0 3px 8px 0 rgba(0, 0, 0, 0.19);
}
.cloud {
  background: #fff;
  -webkit-border-radius: 100px;
  -moz-border-radius: 100px;
  border-radius: 100px;
  height: 78px;
  position: absolute;
  width: 250px;
}
.cloud:after,
.cloud:before {
  content: '';
  background: #fff;
  position: absolute;
}
.cloud:after {
  -webkit-border-radius: 100px;
  -moz-border-radius: 100px;
  border-radius: 100px;
  height: 100px;
  left: 50px;
  top: -50px;
  width: 100px;
}
.cloud:before {
  -webkit-border-radius: 200px;
  -moz-border-radius: 200px;
  border-radius: 200px;
  width: 120px;
  height: 120px;
  right: 50px;
  top: -69px;
}
.wind {
  display: block;
  width: 300px;
  height: 2px;
  position: absolute;
  background: #fff;
}
.wind:after,
.wind:before {
  content: "";
  display: block;
  width: 350px;
  height: 2px;
  position: absolute;
  bottom: 10px;
  background: #fff;
}
.wind:before {
  bottom: 50px;
  left: 50px;
}
.wind:after {
  top: 50px;
  right: 50px;
}
@-webkit-keyframes w1 {
  0% {
    left: -200px;
  }
  100% {
    left: 100%;
  }
}
@-webkit-keyframes s1 {
  0% {
    left: -200px;
  }
  100% {
    left: 100%;
  }
}