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HTML

              
                <div class="lamp">
  <div class="top"></div>
  <div class="center">
    <div class="lava-container">
      <div class="drop"></div>
      <div class="drop"></div>
      <div class="drop"></div>
      <div class="drop"></div>
      <div class="drop"></div>
      <div class="drop"></div>
      <div class="drop"></div>
      <div class="drop"></div>
      <div class="drop"></div>
      <div class="drop"></div>
      <div class="drop"></div>
      <svg xmlns="http://www.w3.org/2000/svg" version="1.1">
        <defs>
          <filter id="goo">
            <feGaussianBlur in="SourceGraphic" 
                            stdDeviation="10" 
                            result="blur" />
            <feColorMatrix in="blur" 
                           mode="matrix" 
                           values="1 0 0 0 0  0 1 0 0 0  0 0 1 0 0  0 0 0 18 -7" 
                           result="goo" />
            <feBlend in="SourceGraphic" in2="goo" />
          </filter>
        </defs>
      </svg>
    </div>
  </div>
  <div class="bottom"></div>
</div>
              
            
!

CSS

              
                :root {
  --height: 400px;
  --drop-color: #3ee02e;
  --lamp-color: #34a4d296;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(50vh 100vh ellipse, #037b03dd, #000 60%);
  overflow: hidden;
}

.lamp {
  height: var(--height);
  width: calc(var(--height) * 0.45);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;

  & .top {
    height: 15%;
    width: 50%;
    background: linear-gradient(
      90deg,
      #bebebe 15%,
      #fdfdfd 30%,
      #bebebe 40%,
      #878787 48% 52%,
      #bebebe 58%,
      #fdfdfd 65% 70%,
      #bebebe 80%
    );
    border-radius: 50% 50% 10% 10% / 15% 15% 3% 3%;
    clip-path: polygon(7% 0%, 93% 0%, 100% 100%, 0% 100%);
  }
  & .center {
    height: 53%;
    width: 70%;
    background: linear-gradient(#0003 10%, #0000 30% 95%, #fff3 100%),
      linear-gradient(90deg, #0000 20%, #fff5 50%, #0000 80%),
      radial-gradient(
          calc(var(--height) * 0.21) calc(var(--height) * 0.48) at center 35%,
          #0000 60%,
          #fff4 90%
        )
        var(--lamp-color);
    position: relative;
    top: -1.5%;
    border-top: calc(var(--height) * 0.006) solid #666;
    border-bottom: calc(var(--height) * 0.006) solid #666;
    border-radius: 50% 50% 50% 50% / 8% 8% 8% 8%;
    clip-path: polygon(16% 0%, 84% 0%, 100% 70%, 86% 100%, 14% 100%, 0 70%);
    overflow: hidden;
    z-index: 1;

    & .lava-container {
      width: 70%;
      height: 120%;
      margin: 0 15%;
      position: relative;
      top: -10%;
      overflow: hidden;
      box-shadow: inset 0 calc(var(--height) * 0.053) 0 var(--drop-color),
        inset 0 calc(var(--height) * -0.053) 0 var(--drop-color);
      filter: url("#goo") drop-shadow(0 0 3px #fff6)
        drop-shadow(0 1px 2px #fff6);
      box-sizing: border-box;
      border-radius: 50% 50% 50% 50% / 3% 3% 1% 1%;

      & .drop {
        height: calc(var(--height) * 0.07);
        width: calc(var(--height) * 0.07);
        border-radius: 50%;
        background: linear-gradient(#0001 10%, #0000 70%, #fff1)
          var(--drop-color);
        position: absolute;
        top: -100%;
        animation: lava-drip 12s linear infinite alternate;
      }

      & .drop:nth-child(2) {
        height: calc(var(--height) * 0.08);
        width: calc(var(--height) * 0.09);
        left: 7%;
        animation-delay: 1s;
      }

      & .drop:nth-child(3) {
        height: calc(var(--height) * 0.08);
        width: calc(var(--height) * 0.06);
        left: 60%;
        animation-delay: 2.2s;
      }

      & .drop:nth-child(4) {
        height: calc(var(--height) * 0.1);
        width: calc(var(--height) * 0.06);
        left: 50%;
        animation-delay: 3s;
      }

      & .drop:nth-child(5) {
        height: calc(var(--height) * 0.07);
        width: calc(var(--height) * 0.05);
        left: 10%;
        animation-delay: 4.2s;
      }

      & .drop:nth-child(6) {
        height: calc(var(--height) * 0.07);
        width: calc(var(--height) * 0.05);
        left: 70%;
        animation-delay: 4.8s;
      }

      & .drop:nth-child(7) {
        height: calc(var(--height) * 0.06);
        width: calc(var(--height) * 0.04);
        left: 40%;
        animation-delay: 5.6s;
      }
      & .drop:nth-child(8) {
        height: calc(var(--height) * 0.09);
        width: calc(var(--height) * 0.07);
        left: 20%;
        animation-delay: 6.2s;
      }

      & .drop:nth-child(9) {
        height: calc(var(--height) * 0.1);
        width: calc(var(--height) * 0.07);
        left: 70%;
        animation-delay: 6.9s;
      }

      & .drop:nth-child(10) {
        height: calc(var(--height) * 0.15);
        width: calc(var(--height) * 0.07);
        left: 60%;
        animation-delay: 9.5s;
      }
    }
  }
  & .bottom {
    height: 33%;
    width: 70%;
    background: linear-gradient(#0000 35%, #ccc7 39%, #666 41% 42%, #0000 45%),
      conic-gradient(
        from 270deg at 50% 120%,
        #666 10deg,
        #bebebe 45deg,
        #fdfdfd 62deg 65deg,
        #bebebe 70deg,
        #555 87deg 93deg,
        #bebebe 105deg,
        #fdfdfd 112deg 120deg,
        #bebebe 145deg,
        #666 175deg 180deg,
        #0000 180deg
      ),
      conic-gradient(
        from 90deg at 50% 20%,
        #666 10deg,
        #bebebe 45deg,
        #fdfdfd 60deg 65deg,
        #bebebe 70deg,
        #555 87deg 93deg,
        #bebebe 105deg,
        #fdfdfd 120deg 125deg,
        #bebebe 145deg,
        #666 175deg 180deg,
        #0000 180deg
      );
    background-size: 100% 100%, 100% 40%, 100% 100%;
    background-repeat: no-repeat;
    position: relative;
    top: -3%;
    border-radius: 18% 18% 50% 50% / 8% 8% 11% 11%;
    clip-path: polygon(
      11% 0,
      89% 0,
      70% 40%,
      95% 90%,
      95% 100%,
      10% 100%,
      5% 90%,
      30% 40%
    );
    box-shadow: inset 0 calc(var(--height) * -0.012) #666;
  }

  &::before {
    content: "";
    height: 100vh;
    width: 100vw;
    position: absolute;
    background: radial-gradient(50vh 30% at 50% 6%, #037b0384, #111 60%) #ddd;
    top: 80%;
  }
}

@keyframes lava-drip {
  0% {
    top: -10%;
  }
  20% {
    top: 10%;
  }
  80% {
    top: 80%;
  }
  100% {
    top: 100%;
  }
}

@media screen and (max-width: 500px) {
  :root {
    --height: 300px;
  }
}

              
            
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JS

              
                
              
            
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