<div class="wrapper">
  <label class="switch">
    <input type="checkbox" id="checkbox-toggle" />
    <span class="slider">
      <div class="fish">
        <div class="body">
        </div>
        <div class="eye"></div>
        <div class="tail"></div>
      </div>
    </span>
    <span class="wave"> </span>
    <div class="boat">
      <div class="bottom"></div>
      <div class="mast"></div>
      <div class="rectangle-sm"></div>
      <div class="rectangle-lg"></div>
    </div>
    <div class="sky">
      <div class="sun">
        <div class="outer"></div>
        <div class="inner"></div>
      </div>
      <div class="cloud cloud1">
        <div class="rect"></div>
        <div class="circle circle-lg"></div>
        <div class="circle circle-sm"></div>
      </div>
      <div class="cloud cloud2">
        <div class="rect"></div>
        <div class="circle circle-lg"></div>
        <div class="circle circle-sm"></div>
      </div>
    </div>
  </label>
  <a href="https://dribbble.com/khatib" target="_blank">Design Inspiration from Mo(@Khatib)</a>
</div>

<svg viewBox="0 0 180 100" width="100%">
  <filter width="100%" height="100%" x="0%" y="0%" id="wave">
    <feTurbulence type="fractalNoise" baseFrequency="0.000001" id="turbulence" numOctaves="1" result="turbulence">
      <animate id="noiseAnimate" attributeName="baseFrequency" values="0.095,0.000001;0.025,0.2;" dur="1.4s" repeatCount="indefinite"></animate>
    </feTurbulence>
    <feDisplacementMap in="SourceGraphic" in2="warpOffset" scale="6" dy="100px" xChannelSelector="R" yChannelSelector="G"></feDisplacementMap>
    <feGaussianBlur stdDeviation="0.5" />
  </filter>

* {
  margin: 0;
  padding: 0;
}
.wrapper {
  position: absolute;
  background: #2b3e51;
  width: 100%;
  height: 100%;
  overflow-y: scroll;
  .switch {
    position: absolute;
    left: 50%;
    top: 60%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 50px;
    input {
      display: none;
    }
    .wave {
      position: absolute;
      top: 0;
      left: 0;
      border-radius: 40px;
      width: 120px;
      height: 50px;
      display: none;
      &:after {
        content: "";
        width: 60px;
        height: 3px;
        border-radius: 100%;
        background: #fff;
        position: absolute;
        top: 3px;
        left: 20%;
        opacity: 0.4;
      }
      &:before {
        content: "";
        width: 35px;
        height: 2px;
        border-radius: 100%;
        background: #fff;
        position: absolute;
        top: 10px;
        left: 30%;
        opacity: 0.3;
      }
    }
    .slider {
      position: absolute;
      cursor: pointer;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background-color: #e74a42;
      transition: all 1.4s;
      border-radius: 50px;
      z-index: 100;
      overflow: hidden;
      &:before,
      &:after {
        position: absolute;
        content: "";
        height: 40px;
        width: 40px;
        left: 5px;
        bottom: 5px;
        border-radius: 30px;
        background-color: #fff;
      }
      &:before {
        transition: 0.4s;
      }
      &:after {
        transition: 0.5s;
      }
      .fish {
        position: absolute;
        left: -20%;
        top: 20%;
        transition: 1.5s all;
        .body {
          width: 20px;
          height: 20px;
          background: repeating-linear-gradient(
            -45deg,
            #e79c2a,
            #e79c2a 5px,
            #fb7813 5px,
            #fb7813 10px
          );
          border-radius: 0 100% 20% 100%;
          transform: rotate(-45deg);
          position: relative;
        }
        .eye {
          position: absolute;
          top: 8px;
          left: 15px;
          width: 4px;
          height: 4px;
          background-color: #000;
          border-radius: 100%;
          &:after {
            content: "";
            width: 1px;
            height: 1px;
            background-color: #fff;
            border-radius: 100%;
            position: absolute;
            top: 25%;
            left: 25%;
          }
        }
        .tail {
          width: 5px;
          height: 5px;
          background: repeating-linear-gradient(
            -45deg,
            #e79c2a,
            #e79c2a 5px,
            #fb7813 5px,
            #fb7813 10px
          );
          border-radius: 100% 10% 0 10%;
          transform: rotate(-45deg);
          position: absolute;
          left: -8px;
          top: 40%;
        }
      }
    }
    .sky {
      position: absolute;
      left: -40%;
      top: -150px;
      width: 100px;
      height: 100px;
      transform: scale(0);
      opacity: 0;
      transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
      .sun {
        .outer {
          background: #e77b21;
          width: 50px;
          height: 50px;
          position: absolute;
          top: -11px;
          border-radius: 5px;
          &:before,
          &:after {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            height: 50px;
            width: 50px;
            background: #e77b21;
            border-radius: 5px;
          }
          &:before {
            transform: rotate(30deg);
          }
          &:after {
            transform: rotate(60deg);
          }
        }
        .inner {
          position: absolute;
          width: 50px;
          height: 50px;
          border-radius: 100%;
          background-color: #ffd65a;
          top: -12px;
          overflow: hidden;
          &:before {
            content: "";
            width: 50px;
            height: 50px;
            border-radius: 100%;
            position: absolute;
            left: 3 px;
            top: 15px;
            background: #ffc631;
          }
        }
      }
      .cloud {
        position: absolute;
        filter: url("#cloud");
        z-index: -1;
        .rect {
          width: 100px;
          height: 30px;
          background: #fff;
          border-radius: 100px;
        }
        .circle {
          border-radius: 100%;
          background: #fff;
          position: absolute;
        }
        .circle-lg {
          width: 50px;
          height: 50px;
          top: -55%;
          left: 5%;
        }
        .circle-sm {
          width: 50px;
          height: 50px;
          border-radius: 100%;
          left: 35%;
          top: -50%;
        }
      }
      .cloud1 {
        left: -60%;
        top: 20%;
      }
      .cloud2 {
        left: 150px;
        top: 10%;
        opacity: 0.8;
      }
    }
    input:checked + .slider {
      background-color: transparent;
      .fish {
        animation: fishMovement 4s linear infinite;
      }
    }
    input:checked ~ .wave {
      background-color: #3398d9;
      display: block;
      filter: url(#wave);
    }
    input:checked + .slider:before {
      transform: translateX(70px);
    }
    input:checked + .slider:after {
      transform: translateX(70px);
    }
    input:checked ~ .boat {
      top: -25%;
      opacity: 1;
      z-index: -1;
      animation: boatMovement 3s linear alternate infinite;
    }
    input:checked ~ .sky {
      transform: scale(1);
      opacity: 1;
      .outer {
        animation: rotateSun 5s infinite linear;
      }
      .cloud {
        animation: swingCloud 10s infinite linear;
      }
    }
    .boat {
      position: absolute;
      top: 100%;
      left: 25%;
      width: 40px;
      height: 100px;
      transition: 0.6s all cubic-bezier(0.68, -0.6, 0.32, 1.6);
      opacity: 0;
      .bottom {
        border-top: 15px solid #d64242;
        border-left: 10px solid transparent;
        border-right: 10px solid transparent;
        height: 0;
        width: 40px;
        border-radius: 2px;
        &:after {
          content: "";
          width: 50px;
          border-top: 4px solid #000;
          border-left: 3px solid transparent;
          border-right: 3px solid transparent;
          height: 0;
          position: absolute;
          top: 3px;
          left: 2px;
          opacity: 0.2;
        }
      }
      .mast {
        position: absolute;
        width: 3px;
        height: 35px;
        background: #6f4914;
        left: 70%;
        bottom: 100%;
      }
      .rectangle-sm {
        width: 0;
        height: 0;
        border-top: 15px solid transparent;
        border-left: 10px solid #d6d6d6;
        border-right: 10px solid transparent;
        border-radius: 0 0 0 0;
        position: absolute;
        left: 80%;
        bottom: 110%;
      }
      .rectangle-lg {
        width: 0;
        height: 0;
        border-top: 25px solid transparent;
        border-left: 10px solid transparent;
        border-right: 15px solid #d6d6d6;
        border-radius: 0 0 0 0;
        position: absolute;
        left: 5%;
        bottom: 110%;
      }
    }
  }
  a {
    color: #fff;
    padding: 15px;
    display: block;
    font-family: sans-serif;
    font-size: 10px;
    position: absolute;
    left: 35%;
  }
}
svg {
  display: none;
}
@keyframes fishMovement {
  60% {
    transform: translate(-50%, 50%);
  }
  65% {
    transform: translate(50%, 50%);
  }
  100% {
    transform: translate(100px, 50%);
  }
}
@keyframes boatMovement {
  30% {
    transform: rotate(-5deg);
  }
  60% {
    transform: rotate(5deg);
  }
  100% {
    transform: rotate(0);
  }
}
@keyframes twinkling {
  30% {
    opacity: 0.4;
  }
  60% {
    transform: scale(1.2);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes rotateSun {
  100% {
    transform: rotate(360deg);
  }
}
@keyframes swingCloud {
  50% {
    transform: translateX(50px);
  }
}