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HTML

              
                <!-- Hearts -->
  <div id="hearts-alpaca" class="hearts">
    <div class="heart"></div>
    <div class="heart"></div>
    <div class="heart"></div>
    <div class="heart"></div>
  </div>

  <!-- Alpaca -->
  <svg id="alpaca" viewBox="0 0 174 190" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
    <g>
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59.1083535,137.67 58.9983535,132.96 C58.2683535,133.96 57.1683535,129.27 56.3283535,130.58 C54.4583535,131.12 54.4483535,126.37 51.9483535,129.22 C35.7083535,115.68 19.6583535,79.42 21.3283535,47.6 C21.1783535,47.23 15.8783535,42.07 19.5083535,40.78 C17.5083535,37.62 14.5083535,39.25 11.3583535,39.25 C10.6283535,36.96 3.07835351,40.62 3.11835351,35.71 C-2.53164649,36.87 0.438353509,25.51 4.59835351,23.9 C4.53835351,21.9 4.23835351,22.75 2.07835351,20.65 C2.71835351,20.11 4.07835351,19.47 2.20835351,18.65 C2.48835351,18.65 4.20835351,17.9 2.63835351,17.65 C3.19835351,17.78 5.86835351,16.44 3.91835351,15.65 C5.53835351,15.9 5.21835351,14.65 8.69835351,13.39 C8.41864369,13.3719721 8.13806333,13.3719721 7.85835351,13.39 C9.85835351,11.46 17.7383535,11.28 18.2183535,8.09 C18.3383535,8.09 20.2183535,7.66 20.6983535,8.55 C19.9783535,7.8 15.2883535,0.33 19.6483535,0 C22.7783535,1.58 24.3483535,5.53 26.5683535,7.49 C27.7883535,7.58 30.7583535,7.43 30.5083535,9.08 C32.5083535,6.27 31.6383535,9.19 35.7883535,9.45 C33.0883535,13.11 38.3683535,9.45 36.4983535,13.03 C40.1383535,13.78 34.7483535,18.3 39.9083535,17.97 C38.4383535,20.1 39.6283535,20.15 40.9083535,18.85 C40.2983535,20.45 41.1883535,19.49 42.6583535,19.94 C40.5283535,20.94 40.9183535,22.24 43.0783535,23.94 C38.9983535,21.94 43.2883535,24.27 44.4383535,25.7 C41.9783535,24.76 44.8483535,27.7 45.3083535,28.92 C44.4442227,28.630878 43.6432223,28.1794668 42.9483535,27.59 C42.6883535,27.74 48.8383535,32.54 44.5683535,30.71 C45.3474883,32.3149855 46.4708008,33.7285156 47.8583535,34.85 C47.0388409,34.4564061 46.2754513,33.9553266 45.5883535,33.36 C46.1724399,34.527762 47.0385839,35.5313892 48.1083535,36.28 C47.1213945,35.7434762 46.2376511,35.0358043 45.4983535,34.19 C46.1996399,36.0268629 47.3393985,37.6644075 48.8183535,38.96 C48.1194513,38.9709431 47.4298822,38.7985508 46.8183535,38.46 C51.6783535,43.29 49.0383535,62.12 57.7183535,67.79 C92.3183535,73.21 144.528354,47.5 169.288354,92.4 C168.779597,91.4691183 168.101275,90.6415663 167.288354,89.96 C167.288354,89.96 170.498354,93.55 171.148354,101.3 C171.148354,101.3 170.148354,96.3 169.338354,95.48 C171.168354,95.91 171.518354,110.48 166.168354,118.81 C166.345712,117.819144 166.362594,116.806216 166.218354,115.81 C166.218354,115.81 165.848354,120.24 164.588354,122.53 C165.151472,120.951494 165.356421,119.267494 165.188354,117.6 C165.188354,117.6 165.468354,122.33 161.938354,124.91 C161.938354,124.91 164.678354,122.18 164.308354,119.54 C162.218354,128.72 155.748354,118.5 158.998354,124.57 Z" id="Shape"></path>
    </g>
  </svg>

  <!-- Landscape -->
  <div id="landscape"></div>
              
            
!

CSS

              
                :root {
  --color-sky-top: #3e365d;
  --color-sky-bottom: #df9a91;
  --color-main: #403149;
  --color-heart: red;
  --size-viewport: 85%;
}

* {
  padding: 0;
  box-sizing: border-box;
  overflow: hidden;
}

body {
  background: var(--color-sky-bottom);
  background: linear-gradient(to bottom, var(--color-sky-top), var(--color-sky-bottom));
  width: 100vw;
  height: 100vh;
}

#hearts-alpaca {
  bottom: 33%;
  left: 40%;
}

.hearts {
  width: 5%;
  min-width: 100px;
  height: 25%;
  min-height: 300px;
  position: absolute;
  z-index: 10;
}

.heart {
  background-color: var(--color-heart);
  position: absolute;
  height: 20%;
  min-height: 15px;
  width: 20%;
  min-width: 15px;
  opacity: 0;
  -webkit-mask-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path fill="currentColor" d="M462.3 62.6C407.5 15.9 326 24.3 275.7 76.2L256 96.5l-19.7-20.3C186.1 24.3 104.5 15.9 49.7 62.6c-62.8 53.6-66.1 149.8-9.9 207.9l193.5 199.8c12.5 12.9 32.8 12.9 45.3 0l193.5-199.8c56.3-58.1 53-154.3-9.8-207.9z"></path></svg>');
          mask-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path fill="currentColor" d="M462.3 62.6C407.5 15.9 326 24.3 275.7 76.2L256 96.5l-19.7-20.3C186.1 24.3 104.5 15.9 49.7 62.6c-62.8 53.6-66.1 149.8-9.9 207.9l193.5 199.8c12.5 12.9 32.8 12.9 45.3 0l193.5-199.8c56.3-58.1 53-154.3-9.8-207.9z"></path></svg>');
  -webkit-mask-repeat: no-repeat;
          mask-repeat: no-repeat;
  -webkit-mask-position: bottom;
          mask-position: bottom;
  animation: floating-heart 10s infinite cubic-bezier(0.5, 0.5, 0.5, 0.5);
}

.heart:nth-child(1) {  
  animation-delay: 1s;
}

.heart:nth-child(2) {
  animation-delay: 2.5s;
}

.heart:nth-child(3) {
  animation-delay: 3.5s;
}

.heart:nth-child(4) {
  animation-delay: 4.5s;
}

@keyframes floating-heart {
  0% {
    opacity: 0;
    bottom: 0%;
    left: 0%;
  }
  10% {
    opacity: 1;
    bottom: 20%;
    left: 70%;
  }
  20% {
    bottom: 40%;
    left: 10%;
  }
  30% {
    bottom: 60%;
    left: 50%;
  }
  40% {
    opacity: 1;
    bottom: 80%;
    left: 5%;
  }
  48% {
    opacity: 0;
    bottom: 100%;
    left: 60%;
  }
  100% {
    opacity: 0;
    bottom: 100%;
    left: 90%;
  }
}

#alpaca {
  height: 25%;
  position: absolute;
  bottom: 8%;
  left: 40%;
  fill: var(--color-main);
}

#landscape {
  width: 100%;
  height: 10%;
  position: absolute;
  bottom: 0;
  left: 0;
  background-color: var(--color-main);
  border-top-left-radius: 50%;
  border-top-right-radius: 50%;
  z-index: 1;
}
              
            
!

JS

              
                
              
            
!
999px

Console