@import url("https://fonts.googleapis.com/css?family=Libre+Franklin");
body {
  margin: 0;
  min-height: 100vh;
  overflow: hidden;
  font-family: "Libre Franklin", sans-serif;
  font-size: 62.5%;
  background-image: linear-gradient(0deg, #e8f4f8, lightblue);
}

.error {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  white-space: nowrap;
  text-transform: uppercase;
  font-size: 2rem;
  font-weight: 900;
  color: #ffffff;
  text-shadow: 10px 10px 50px #e6e6e6;
  opacity: 0.2;
  user-select: none;
}
.error span {
  display: block;
}
.error span:nth-child(2) {
  font-size: 10rem;
}

.sun {
  position: absolute;
  top: 4em;
  left: 4em;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background-image: radial-gradient(circle at 50%, #ffffff 50%, #f5de19);
  box-shadow: 0px 0px 40px #f5de19, inset 0px 0px 100px #f5de19;
  animation: sun 5s linear infinite;
}

.clouds {
  position: absolute;
  right: 0;
  bottom: 35vh;
  left: 0;
  opacity: 0.5;
}
.clouds div {
  position: relative;
  left: -30%;
  width: 220px;
  height: 80px;
  border-radius: 50%;
  background-color: #ffffff;
  background-image: radial-gradient(ellipse at 50%, transparent, #fcfcfc, #f7f7f7);
  filter: blur(3px);
  animation: clouds 60s linear infinite, cloud 8s linear infinite;
}
.clouds div::before, .clouds div::after {
  position: absolute;
  content: "";
  width: inherit;
  height: inherit;
  border-radius: 50%;
  background-color: #f2f2f2;
  background-image: radial-gradient(ellipse at 50%, transparent, #f2f2f2, #f7f7f7);
  filter: blur(3px);
  animation: cloud 3s linear infinite;
}
.clouds div::after {
  background-color: #e6e6e6;
}
.clouds div:nth-child(2) {
  animation-delay: 5s;
}
.clouds div:nth-child(3) {
  animation-duration: 40s;
}

.birds {
  position: absolute;
  right: -10%;
  top: 30px;
  width: 10px;
  height: 10px;
  background-color: #070000;
  clip-path: polygon(70% 59%, 100% 54%, 64% 68%, 48% 83%, 81% 86%, 55% 90%, 0 92%, 19% 76%, 0 60%, 33% 71%);
  animation: birds 30s linear infinite, fly 1s linear infinite;
}

.sea {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: -1;
  height: 25vh;
  background-color: lightblue;
}

.fish {
  position: relative;
}
.fish span {
  position: relative;
  top: 10%;
  left: 110%;
  display: block;
  width: 50px;
  height: 16px;
  background-color: #3a9fc0;
  background-image: linear-gradient(to top, #92cbde, #3a9fc0);
  border-radius: 52% 48% 51% 49% / 51% 56% 44% 49%;
  animation: fish 15s linear infinite;
}
.fish span::before, .fish span::after {
  position: absolute;
  content: "";
}
.fish span::before {
  left: 95%;
  top: calc(50% - 8px);
  width: 16px;
  height: 16px;
  background-color: inherit;
  background-image: linear-gradient(90deg, #3a9fc0, #2b758d);
  clip-path: polygon(100% 0%, 84% 49%, 100% 100%, 0 66%, 0% 50%, 0 35%);
}
.fish span::after {
  width: 10px;
  height: 10px;
  top: 50%;
  left: 30%;
  background-image: linear-gradient(135deg, #3a9fc0, #2b758d);
  clip-path: polygon(100% 27%, 86% 74%, 31% 100%, 0 22%, 0 0, 35% 0);
  transform-origin: 0 0;
  animation: side 0.5s linear infinite;
}
.fish span:nth-child(2) {
  animation-duration: 6s;
  animation-delay: 5s;
}
.fish span:nth-child(3) {
  animation-duration: 9s;
}

.wave {
  position: absolute;
  left: -25%;
  bottom: 0;
  width: 150%;
  height: 100%;
  background-color: lightblue;
  animation: vawe 20s linear infinite;
}
.wave.w-1 {
  background: #99cfe0;
  animation-delay: 2s;
}
.wave.w-2 {
  background: #86c5da;
}

.bottom {
  position: absolute;
  right: -2em;
  bottom: 0;
  left: -2em;
  height: 1.35em;
  border-radius: 78% 22% 52% 48% / 100% 100% 0% 0%;
  background-color: #3a0003;
  background-image: linear-gradient(0deg, #210001, #6d0005);
  opacity: 0.8;
}

.grass {
  position: absolute;
  bottom: 5px;
  left: 5em;
  width: 3px;
  height: 35px;
  background-color: #44882d;
  background-image: linear-gradient(45deg, #44882d, #274f1a);
  border-radius: 40%;
  transform-origin: 50% 100%;
  animation: grass 2s linear infinite;
}
.grass:nth-child(2) {
  bottom: 3px;
  left: 30%;
}
.grass:nth-child(3) {
  bottom: 8px;
  left: 60%;
}
.grass:nth-child(4) {
  bottom: 6px;
  left: 80%;
}
.grass span {
  position: absolute;
  left: -5px;
  width: 8px;
  height: 2px;
  background-color: #44882d;
  background-image: inherit;
  transform: rotate(45deg);
}
.grass span::before {
  position: absolute;
  top: 4px;
  left: 4px;
  content: "";
  width: inherit;
  height: inherit;
  background-color: inherit;
  transform: rotate(-90deg) translateX(100%);
}
.grass span:nth-child(2) {
  top: 10px;
}
.grass span:nth-child(3) {
  top: 15px;
}
.grass span:nth-child(3) {
  top: 20px;
}

.circle {
  position: absolute;
  bottom: 5px;
  left: 0;
  width: 100%;
  height: 25vh;
}
.circle span {
  position: absolute;
  bottom: 0;
  left: 12%;
  display: block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #ffffff;
  opacity: 0.2;
  animation: circle 2s linear infinite;
}
.circle span::before, .circle span::after {
  position: absolute;
  bottom: 0;
  left: 10px;
  content: "";
  width: 5px;
  height: 5px;
  border-radius: inherit;
  background-color: inherit;
  animation: circle 4s linear infinite;
  animation-delay: 0.3s;
}
.circle span::after {
  right: -10px;
  animation-delay: 0.5s;
}
.circle span:nth-child(2) {
  left: 25%;
  animation-delay: 0.6s;
}
.circle span:nth-child(3) {
  left: 45%;
  animation-delay: 0.8s;
}
.circle span:nth-child(4) {
  left: 53%;
}
.circle span:nth-child(5) {
  left: 74%;
}

.grass_tw {
  position: absolute;
  bottom: 11px;
  left: 50%;
  width: 30px;
  height: 10px;
  background-color: #44882d;
  background-image: linear-gradient(180deg, #44882d, #1e3b14);
  clip-path: polygon(10% 84%, 14% 73%, 17% 24%, 20% 61%, 22% 88%, 32% 15%, 31% 68%, 35% 88%, 49% 11%, 63% 85%, 69% 10%, 77% 80%, 84% 16%, 89% 92%, 97% 41%, 100% 97%, 50% 96%, 0 100%, 4% 34%);
  animation: grass_tw 2s linear infinite;
}
.grass_tw:nth-last-child(2) {
  left: 75%;
  width: 80px;
}
.grass_tw:last-child {
  bottom: 8px;
  left: 20%;
  width: 50px;
}

@keyframes sun {
  50% {
    box-shadow: 0px 0px 60px 20px #f5de19, inset 0px 0px 100px #f5de19;
  }
}
@keyframes clouds {
  0% {
    left: -30%;
  }
  100% {
    left: 110%;
  }
}
@keyframes cloud {
  30% {
    border-radius: 22% 78% 51% 49% / 78% 66% 34% 22%;
  }
  40% {
    width: 180px;
  }
  60% {
    border-radius: 61% 39% 51% 49% / 50% 66% 34% 50%;
  }
}
@keyframes birds {
  100% {
    right: 110%;
    transform: scale(1.8) translateY(100px);
  }
}
@keyframes fly {
  50% {
    clip-path: polygon(70% 69%, 97% 80%, 70% 76%, 48% 83%, 81% 86%, 55% 90%, 0 92%, 19% 76%, 0 71%, 33% 71%);
  }
}
@keyframes fish {
  0% {
    left: 110%;
  }
  40% {
    transform: translateY(35px) rotate(-15deg);
  }
  70% {
    transform: translateY(-5px) rotate(15deg);
  }
  80% {
    transform: translateY(5px) rotate(0deg);
  }
  100% {
    left: -10%;
  }
}
@keyframes circle {
  0% {
    transform: translateY(0px) scale(0);
  }
  50%,
  80% {
    transform: translateY(-25px) scale(1);
  }
  100% {
    transform: translateY(-30px) scale(0);
    opacity: 0;
  }
}
@keyframes side {
  50% {
    transform: rotate(-35deg);
  }
}
@keyframes vawe {
  20%,
  40% {
    border-radius: 23% 77% 52% 48% / 100% 100% 0% 0%;
  }
  30%,
  50%,
  70% {
    border-radius: 37% 63% 100% 0% / 100% 100% 0% 0%;
  }
  80%,
  60% {
    border-radius: 78% 22% 52% 48% / 100% 100% 0% 0%;
  }
}
@keyframes grass {
  50% {
    transform: rotate(5deg);
  }
}
@keyframes grass_tw {
  50% {
    clip-path: polygon(10% 84%, 14% 73%, 10% 28%, 20% 61%, 22% 88%, 24% 18%, 31% 68%, 35% 88%, 42% 15%, 63% 85%, 58% 14%, 77% 80%, 77% 18%, 89% 92%, 91% 43%, 100% 97%, 50% 96%, 0 100%, 3% 39%);
  }
}