CSS quests

@white: #f5f5f5;
@lightgrey: #dadada;
@midgrey: #b4b2b2;
@darkgrey: #554842;
@red: #f01a19;
@darkred: #a75248;

body{
  background-color: @midgrey;
}

.rocket{
  position: absolute;
  top: 20%;
  width: 80px;
  left: 45%;
  
  .rocket-body{
    width: 60px;
    animation: bounce 0.7s infinite;
    
    .body{
    background-color: @lightgrey;
    height: 150px;
    border-top-right-radius: 100%;
    border-top-left-radius: 100%;
    border-bottom-left-radius: 50%;
    border-bottom-right-radius: 50%;
    border-top: 5px solid $white;
    }
       
    &:before {
            content: '';
            position: absolute;
left: 12px;
            width: 38px;
            height: 13px;
            background-color: @darkgrey;
            bottom: -13px;
            border-bottom-right-radius: 60%;
            border-bottom-left-radius: 60%;
         }
  }
  
  .window{
    position: absolute;
    width: 30px;
    height: 30px;
    border-radius: 100%;
    background-color: @darkred;
    left: 11px;
    top: 40px;
    border: 5px solid @midgrey;
  }
  
  .fin{
    position: absolute;
    z-index: -100;
    height: 40px;
    width: 35px;
    background-color: @darkred;
  }
  .fin-left{
    left: -30px;
    top: 100px;
    border-top-left-radius: 80%;
    border-bottom-left-radius: 20%;
  }
  .fin-right{
    right: -30px;
    top: 100px;
    border-top-right-radius: 80%;
    border-bottom-right-radius: 20%;
  }
  
  .exhaust-flame{
    position: absolute;
    top: 100%;
    width: 18px;
    background: linear-gradient(to bottom, @midgrey 10%, @white 100%);
    height: 120px;
    left: 21px;
    animation: exhaust 0.2s infinite;
  }
  .exhaust-fumes li{
    width: 60px;
    height: 60px;
    background-color: @white;
    list-style: none;
    position: absolute;
    border-radius: 100%;
    
    &:first-child{
      width: 200px;
      height: 200px;
      bottom: -270px;
      animation: fumes 5s infinite;
      
    }
    &:nth-child(2){
      width: 150px;
      height: 150px;
      left: -120px;
      top: 230px;
      animation: fumes 3.2s infinite;
      
    }
    &:nth-child(3){
      width: 120px;
      height: 120px;
      left: -40px;
      top: 300px;
      animation: fumes 3s 6s infinite;
      
    }
    &:nth-child(4){
      width: 100px;
      height: 100px;
      left: -170px;
      animation: fumes 10s 4s infinite;
      top: 350px;
    }
    &:nth-child(5){
      width: 130px;
      height: 130px;
      left: -120px;
      top: 330px;
      animation: fumes 5s infinite;
    }
&:nth-child(6){
width: 200px;
height: 200px;
left: -60px;
top: 230px;
animation: fumes2 10s infinite;
 }
&:nth-child(7){
width: 100px;
height: 100px;
left: -90px;
top: 280px;
 }
  &:nth-child(8){
 	width: 110px;
height: 110px;
left: 70px;
top: 300px;
}
 &:nth-child(9){
 	width: 90px;
height: 90px;
left: 200px;
top: 380px;
animation: fumes 20s infinite;
 }
} 
}

.star li{
list-style:none;
position: absolute;
&:before, &:after {
    content: '';
    position: absolute;
    background-color: @white;
    }
    &:before{
    width: 10px;
    height: 2px;
    border-radius: 50%;
    }
&:after{
    height: 8px;
    width: 2px;
    left: 4px;
    top: -3px;
    }
 
&:first-child{
top: -30px;
left: -210px;
animation: twinkle 0.4s infinite;
}
&:nth-child(2){
top: 0;
left: 60px;
animation: twinkle 0.5s infinite;
&:before{
height: 1px;
width: 5px;
}
&:after{
width: 1px;
height: 5px;
top: -2px;
left: 2px;
}
}
&:nth-child(3){
left: 120px;
top: 220px;
animation: twinkle 1s infinite;
}
&:nth-child(4){
left: -100px;
top: 200px;
animation: twinkle 0.5s ease infinite;
}
&:nth-child(5){
left: 170px;
top: 100px;
animation: twinkle 0.4s ease infinite;
}
&:nth-child(6){
top: 87px;
left: -79px;
animation: twinkle 0.2s infinite;
&:before{
height: 1px;
width: 5px;
}
&:after{
width: 1px;
height: 5px;
top: -2px;
left: 2px;
}
}
 
}

@keyframes fumes {
  50%{ transform: scale(1.5);
       background-color: transparent;
  }
  51%{
    transform: scale(0.8);
  }
  100%{background-color: $white; 
        transform: scale(1)}
}

@keyframes fumes2{
50%{
transform: scale(1.1);
}
}

@keyframes bounce {
0% { transform: translate3d(0px, 0px, 0); }
50% { transform: translate3d(0px, -4px, 0); }
100% { transform: translate3d(0px, 0px, 0); }
}

@keyframes exhaust {
  0% {background: linear-gradient(to bottom, @midgrey 10%, @white 100%);}
  50%{background: linear-gradient(to bottom, @midgrey 8%, @white 100%);}
  75%{background: linear-gradient(to bottom, @midgrey 12%, @white 100%);
  }
}

@keyframes twinkle{
80%{transform: scale(1.1);
opacity: 0.7;
}
}