body {
    overflow:hidden;
    height: 100vh;
    width: 100vw;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
    background: #424f6f;
}

#container {
   width: 400px;
   height: 400px;
   padding: 0;
   box-sizing: border-box;
   background: #424f6f; 
}

*:after,
*:before {
    box-sizing: inherit; 
}

#spooky {
  margin: 10% auto;
  width: 80%;
  height: 80%;
  animation: floaty 2s infinite;   
}

#spooky #body {
    position: relative;
    margin: 50px auto 0;
    width: 180px;
    height: 220px;
    background: #f2fbf1;
    border-top-left-radius: 90px;
    border-top-right-radius: 90px;
}

#spooky #body:before,
#spooky #body:after {
   content: '';
   position: absolute;
   top: 130px;
   display: inline-block;
   width: 36px;
   height: 36px;
   border-radius: 50%;
   background: #f2fbf1;
   animation: floaty .2s infinite; 
}

#spooky #body:before {
    left: -18px;
}

#spooky #body:after {
   right: -18px; 
}

#spooky #body #eyes {
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
    padding: 90px 0 0;
    width: 90px;
    height: 20px;
}

#spooky #body #eyes:before,
#spooky #body #eyes:after {
  content: ' ';
  display: block;
  width: 30px;
  height: 30px;
  background: #252c49;
  border-radius: 50%;
}

#spooky #body #mouth {
    background: #252c49;
    margin: 25px auto 0;
    width: 60px;
    height: 30px;
    border-bottom-left-radius: 30px;
    border-bottom-right-radius: 30px;
}

#spooky #body #mouth:before {
   content: ' ';
   display: block;
   background: #fff;
   margin-left: 20px;
   width: 10px;
   height: 10px;
}

#spooky #body #feet {
    position: absolute;
    display: flex;
    bottom: -18px;
    width: 180px;
    height: 36px;
}

#spooky #body #feet > *,
#spooky #body #feet::before,
#spooky #body #feet::after {
    content: ' ';
    width: 36px;
    height: 36px;
    background: #f2fbf1;
    border-radius: 50%;
}

#shadow {
    margin: 60px auto 0;
    background: #252c49;
    width: 180px;
    height: 40px;
    border-radius: 50%;
    animation: zoomy 2s infinite;
}

@keyframes floaty {
    0%, 100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

@keyframes zoomy {
    0%, 100% {
       transform: scale(1);
    }

    50% {
        transform: scale(0.8);
    }
}