html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
}

* {
  box-sizing: border-box;
}

.lawn {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  width: 100%;
  height: 100%;
  min-height: 400px;
  margin: auto;
  background-color: #f5dadf;
  overflow: hidden;
}

.bird {
  position: relative;
  width: 120px;
  height: 100px;
  background-color: #94e4f1;
  border-radius: 50px;
  animation: birdMoves 14s infinite linear;
}

.bird__head {
  position: absolute;
  top: -30px;
  right: -30px;
  width: 80px;
  height: 80px;
  background-color: #94e4f1;
  border-radius: 50%;
}

.bird__eye {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 4px solid rgba(255, 255, 255, 0);
}

.bird__eye--first {
  animation: birdLooks 14s infinite linear;
}

.bird__eye--second {
  right: 10px;
  opacity: 0;
  background-color: #000000;
  border-color: #ffffff;
  animation: birdShowsSecondEye 14s infinite linear;
}

.bird__mouth {
  position: absolute;
  top: 34px;
  right: -12px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border-right: 0;
  border-top: 7px solid rgba(255, 255, 255, 0);
  border-bottom: 7px solid rgba(255, 255, 255, 0);
  border-left: 14px solid #ffbc00;
  animation: birdTurns 14s infinite linear;
}

.bird__tail {
  position: absolute;
  top: 0;
  left: -30px;
  width: 80px;
  height: 40px;
  border-bottom: 0;
  border-left: 40px solid rgba(255, 255, 255, 0);
  border-right: 40px solid rgba(255, 255, 255, 0);
  border-top: 40px solid #94e4f1;
}

.egg {
  width: 80px;
  height: 10px;
  background-color: #ffffff;
  border-radius: 50%;
  animation: eggGrows 14s infinite linear;
  z-index: 2;
}

.nest {
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  width: 180px;
  height: 80px;
  margin: auto;
  border-radius: 50%;
  border-top: 40px solid rgba(255, 255, 255, 0);
  border-bottom: 40px solid #a57305;
  z-index: 3;
}

.dragon {
  position: absolute;
  bottom: 30px;
  left: 0;
  right: 0;
  width: 16px;
  height: 80px;
  margin: auto;
  background-color: #009900;
  z-index: 1;
  transform: translateY(100px);
  animation: dragonShowsUp 14s infinite linear;
}

.dragon::after {
  content: "";
  position: absolute;
  top: -14px;
  right: -10px;
  width: 10px;
  height: 100%;
  background: linear-gradient(135deg, #009900 25%, rgba(255, 255, 255, 0) 25%) -10px 0,
              linear-gradient(225deg, rgba(255, 255, 255, 0) 25%, rgba(255, 255, 255, 0) 25%) -10px 0,
              linear-gradient(315deg, #009900 25%, rgba(255, 255, 255, 0) 25%),
              linear-gradient(45deg, #009900 25%, rgba(255, 255, 255, 0) 25%);
  background-size: 20px 20px;
}

.dragon__head {
  position: absolute;
  top: -14px;
  right: -1px;
  width: 40px;
  height: 30px;
  border-radius: 50%;
  border-top: 15px solid #009900;
  border-bottom: 15px solid rgba(255, 255, 255, 0);
}

.dragon__head::after {
  content: "";
  position: absolute;
  top: -15px;
  right: 0;
  width: 40px;
  height: 30px;
  border-radius: 50%;
  border-top: 15px solid rgba(255, 255, 255, 0);
  border-bottom: 15px solid #009900;
  box-sizing: border-box;
  transform-origin: right;
  animation: dragonSpeaks 14s infinite linear;
}

.dragon__eye {
  position: absolute;
  top: -12px;
  left: 12px;
  width: 10px;
  height: 10px;
  background-color: #000000;
  border-radius: 50%;
  border: 3px solid #ffffff;
}

.dragon__fire {
  position: absolute;
  top: -4px;
  left: -24px;
  width: 16px;
  height: 16px;
  background-color: #ff9900;
  border-radius: 50%;
  transform: scale(1.2, 0.8);
  opacity: 0;
  animation: dragonBreathes 14s infinite linear;
}

.dragon__fire::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  width: 9px;
  height: 9px;
  margin: auto;
  background-color: #ec6a1f;
  border-radius: 50%;
}

.dragon__fire-tongue {
  position: absolute;
  top: 0;
  left: -5px;
  width: 14px;
  height: 14px;
  border: 7px solid rgba(255, 255, 255, 0);
  border-top-color: #ff9900;
  border-right-color: #ff9900;
}

.dragon__fire-tongue--1 {
  top: 0;
}

.dragon__fire-tongue--2 {
  top: 7px;
  left: -4px;
  width: 8px;
  height: 8px;
  border-width: 4px;
}

@keyframes eggGrows {
  0% {
    height: 0;
  }
  12% {
    height: 0;
  }
  14% {
    height: 10px;
  }
  24% {
    height: 10px;
  }
  26% {
    height: 50px;
  }
  49% {
    height: 50px;
  }
  51% {
    width: 90px;
    height: 70px;
  }
  100% {
    width: 90px;
    height: 70px;
  }
}

@keyframes birdLooks {
  0% {
    background-color: rgba(255, 255, 255, 0);
    border-color: rgba(255, 255, 255, 0);
    border-bottom-color: #000000;
  }
  28% {
    background-color: rgba(255, 255, 255, 0);
    border-color: rgba(255, 255, 255, 0);
    border-bottom-color: #000000;
  }
  29% {
    background-color: #000000;
    border-color: #ffffff;
  }
  38% {
    background-color: #000000;
    border-color: #ffffff;
  }
  39% {
    background-color: rgba(255, 255, 255, 0);
    border-color: rgba(255, 255, 255, 0);
    border-bottom-color: #000000;
  }
  51% {
    background-color: rgba(255, 255, 255, 0);
    border-color: rgba(255, 255, 255, 0);
    border-bottom-color: #000000;
  }
  52% {
    background-color: #000000;
    border-color: #ffffff;
  }
  82% {
    background-color: #000000;
    border-color: #ffffff;
    transform: translateX(0);
  }
  83% {
    background-color: #000000;
    border-color: #ffffff;
    transform: translateX(-20px);
  }
  100% {
    background-color: #000000;
    border-color: #ffffff;
    transform: translateX(-20px);
  }
}

@keyframes birdShowsSecondEye {
  0% {
    opacity: 0;
  }
  82% {
    opacity: 0;
  }
  83% {
    opacity: 1;
  }
  100% {
    opacity: 1;
  }
}

@keyframes birdTurns {
  0% {
    transform: translateX(0);
  }
  82% {
    border-right: 0;
    border-top: 7px solid rgba(255, 255, 255, 0);
    border-bottom: 7px solid rgba(255, 255, 255, 0);
    border-left: 14px solid #ffbc00;
    transform: translateX(0);
  }
  83% {
    border: 7px solid #ffbc00;
    transform: translateX(-42px) scale(0.8);
  }
  100% {
    border: 7px solid #ffbc00;
    transform: translateX(-42px) scale(0.8);
  }
}

@keyframes birdMoves {
  0% {
    left: 0;
  }
  58% {
    bottom: 0;
    left: 0;
  }
  60% {
    bottom: 15px;
    left: 0;
  }
  61% {
    bottom: -60px;
    left: -200px;
  }
  100% {
    bottom: -60px;
    left: -200px;
  }
}

@keyframes dragonShowsUp {
  0% {
    transform: translateY(100px);
  }
  65% {
    transform: translateY(100px);
  }
  67% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(0);
  }
}

@keyframes dragonSpeaks {
  0% {
    transform: rotate(0);
  }
  75% {
    transform: rotate(0);
  }
  77% {
    transform: rotate(-10deg);
  }
  80% {
    transform: rotate(-10deg);
  }
  82% {
    transform: rotate(0);
  }
  100% {
    transform: rotate(0);
  }
}

@keyframes dragonBreathes {
  0% {
    opacity: 0;
  }
  75% {
    opacity: 0;
  }
  77% {
    opacity: 1;
  }
  80% {
    opacity: 1;
  }
  82% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}