<div class="container">
<div class="rainyDay">
  <div class="umbrella">
      <input id='panel' type='checkbox'>
    <label class='panel' for='panel'></label>
    <div class="stick"></div>
  </div>
  <div class="rain">
    <div class="dropletOne"></div>
    <div class="dropletTwo"></div>
    <div class="dropletThree"></div>
    <div class="dropletFour"></div>
    <div class="dropletFive"></div>
  </div>
</div>
</div>
body {
  display: flex;
  align-items: center;
  justify-content: center;
  height:100vh;
  background-color: #5c677d;
}

.container {
  position: relative;
}

.rainyDay {
  position: relative;
  width: 400px;
  height: 400px;
  border-radius:50%;
  overflow: hidden;
  background-color: #33415c;
}

.umbrella {
  position: relative;
  top:200px;
  left:200px;
} 

.panel {
  position: absolute;
  background-color: #333;
  width:5px;
  height:120px;
  top:-50px;
  z-index:3;
}

.panel:before {
  content:"";
  position: absolute;
  top:20px;
  left:-97px;
  width:200px;
  height: 350px;
  background-color: #161a1d;
  opacity:0.1;
  transition: .2s ease;
}

.panel:after {
  content:"";
  position: absolute;
  cursor: pointer;
  width: 200px;
  height:100px;
  border-radius: 100px 100px 0 0;
  background-color: #a4161a;
  box-shadow: inset 0 -10px #333, inset 50px -10px #ba181b, inset -50px -10px #ba181b;
  top:-75px;
  left:-97px;
  transition: .2s ease;
  transform-origin: top;
}

input#panel {
  display: none;
}

#panel:checked ~ .panel:after {
  transform: scaleX(0.2) scaleY(1.5);
}

#panel:checked + .panel:before {
  transform: scaleX(0.000001);
  opacity:0;
}

.stick {
  position: absolute;
  background-color: #333;
  width:5px;
  height:20px;
  border-radius: 20px 20px 0 0;
  top:-143px;
  left:0.5;
  z-index:5;
}

.stick:before {
  content:"";
  position: absolute;
  border-right: 7px solid #b1a7a6;
  border-bottom: 7px solid #b1a7a6;
  border-left:7px solid transparent;
  border-top:7px solid transparent;
  width:20px;
  height:20px;
  border-radius:50%;
  top:190px;
  left:-1px;
  transform: rotate(45deg);
}

.stick:after {
  content:"";
  position: absolute;
  width:7px;
  height:15px;
  background-color: #b1a7a6;
  top:195px;
  left:-1px;
}

.rain {
  position: absolute;
}

.dropletOne, .dropletTwo, .dropletThree, .dropletFour, .dropletFive {
  position: absolute;
  width:15px;
  height: 15px;
  border-radius: 80% 0 55% 50% / 55% 0 80% 50%;
  background-color: #979dac;
  top:-20px;
  left:150px;
  transform: rotate(-45deg);
  box-shadow: -80px -100px #979dac, 80px 150px #979dac;
  animation: rain 4s linear infinite;
}

.dropletTwo {
  top:-30px;
  left:200px;
  animation: rain 4s linear infinite 1s;
}

.dropletThree {
  top:-70px;
  left:100px;
  animation: rain 4s linear infinite 2s;
}

.dropletFour {
  top:-70px;
  left:50px;
  animation: rain 4s linear infinite 2.5s;
}

.dropletFive {
  top:-90px;
  left:10px;
  animation: rain 4s linear infinite 3s;
}

@keyframes rain {
  0% {transform: translateY(-20px) rotate(-45deg);}
  100% {transform: translateY(450px) rotate(-45deg);}
}
// Click on the umbrella's panel to close/open.

External CSS

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