style.css

/* Make div with wrapper class a rainbow gradient background */
.wrapper { 
    height: 100%;
    width: 100%;
    left:0;
    right: 0;
    top: 0;
    bottom: 0;
    position: absolute;
    background: linear-gradient(124deg, #ff2400, #eb2020, #e8b71d, #e1e455, #1de840, #3fe5ee, #655beb, #e741f7, #db07ee);
    background-size: 1800% 1800%;
  
  -webkit-animation: rainbow 18s ease infinite;
  -z-animation: rainbow 18s ease infinite;
  -o-animation: rainbow 18s ease infinite;
    animation: rainbow 18s ease infinite;}
  
  @-webkit-keyframes rainbow {
      0%{background-position:0% 82%}
      50%{background-position:100% 19%}
      100%{background-position:0% 82%}
  }
  @-moz-keyframes rainbow {
      0%{background-position:0% 82%}
      50%{background-position:100% 19%}
      100%{background-position:0% 82%}
  }
  @-o-keyframes rainbow {
      0%{background-position:0% 82%}
      50%{background-position:100% 19%}
      100%{background-position:0% 82%}
  }
  @keyframes rainbow { 
      0%{background-position:0% 82%}
      50%{background-position:100% 19%}
      100%{background-position:0% 82%}
  }

/* move img with class logo to bottom left */
/* .logo {
    position: absolute;
    top: 93%;
    left: 1%;
    z-index: 1;
    filter: invert(100%);
} */

.logo{
    position: fixed;
    bottom: 1em;
    left: 1em;
    z-index: 1;
    filter: invert(100%)
}

.body{
    opacity: 1;
}

.background{
    cursor: none;
}

.plcLight::-webkit-input-placeholder {
    color: #c5c9cf
 }

.plcDark::-webkit-input-placeholder {
    color: #303336
 }

.resetButton:hover{
    filter:invert(40%);
}

.pCl:hover{
    filter:invert(40%);
}


#mouse {
    background-color: transparent;
    width: 20px;
    height: 20px;
    pointer-events: none;
    position: absolute;
    top: 0;
    left: 0;
    transform: translate(-5%, -5%);
    cursor: none;
    z-index: 1;
}
.vanishD {
    margin: 0.1%;
    margin: 1% 0.1%;
    margin:auto;
    animation-duration: 1s;
    animation-fill-mode: both;
    animation-iteration-count: 1;
    display: inline-block;
    transition: 0.5s;
    font-family: 'Segoe UI';
    animation-name: rubberBande;
    font-size: 3.25em;
  }

  .vanishD:hover {
    /* animation: rubberBand 5s infinite; */
    animation-name: rubberBand;
    transition:4s;
  }
  
  
  @keyframes rubberBand {
  
    from {
      transform: scale3d(1, 1, 1);
    }
  
    30% {
        color:#eb4d4d;
      transform: scale3d(1.25, 0.75, 1);
    }
  
    40% {
        color: #5ebaf2;
      transform: scale3d(0.75, 1.25, 1);
    }
  
    50% {
        color: #1FBA9E;
      transform: scale3d(1.15, 0.85, 1);
    }
  
    65% {
        color: rgb(168, 74, 231);
      transform: scale3d(.95, 1.05, 1);
    }
  
    75% {
      transform: scale3d(1.05, .95, 1);
    }
  
    to {
        color: rgb(97, 28, 28);
      transform: scale3d(1, 1, 1);
    }
  } 
  
  @keyframes rubberBande {
    from {
      transform: scale3d(1, 1, 1);
    }
  
    30% {
        color:#eb4d4d;
      transform: scale3d(1.25, 0.75, 1);
    }
  
    40% {
        color: #5ebaf2;
      transform: scale3d(0.75, 1.25, 1);
    }
  
    50% {
        color: #1FBA9E;
      transform: scale3d(1.15, 0.85, 1);
    }
  
    65% {
        color: rgb(8, 44, 36);
      transform: scale3d(.95, 1.05, 1);
    }
  
    75% {
      transform: scale3d(1.05, .95, 1);
    }
  
    to {
        color: rgb(27, 27, 27);
      transform: scale3d(1, 1, 1);
    }
  } 


  .vanishL {
    margin: 0.1%;
    margin: 1% 0.1%;
    margin:auto;
    animation-duration: 1s;
    animation-fill-mode: both;
    animation-iteration-count: 1;
    display: inline-block;
    transition: 0.5s;
    font-family: 'Segoe UI';
    animation-name: rubberBandeL;
    font-size: 3.25em;
    color:rgb(215, 195, 238)
  }

  .vanishL:hover {
    /* animation: rubberBand 5s infinite; */
    animation-name: rubberBandL;
    transition:4s;
  }

  @keyframes rubberBandL {
  
    from {
      transform: scale3d(1, 1, 1);
    }
  
    30% {
        color:#eb4d4d;
      transform: scale3d(1.25, 0.75, 1);
    }
  
    40% {
        color: #5ebaf2;
      transform: scale3d(0.75, 1.25, 1);
    }
  
    50% {
        color: #1FBA9E;
      transform: scale3d(1.15, 0.85, 1);
    }
  
    65% {
        color: rgb(217, 186, 238);
      transform: scale3d(.95, 1.05, 1);
    }
  
    75% {
      transform: scale3d(1.05, .95, 1);
    }
  
    to {
        color: rgb(236, 125, 125);
      transform: scale3d(1, 1, 1);
    }
  } 
  
  @keyframes rubberBandeL {
    from {
      transform: scale3d(1, 1, 1);
    }
  
    30% {
        color:#eb4d4d;
      transform: scale3d(1.25, 0.75, 1);
    }
  
    40% {
        color: #5ebaf2;
      transform: scale3d(0.75, 1.25, 1);
    }
  
    50% {
        color: #29ebc7;
      transform: scale3d(1.15, 0.85, 1);
    }
  
    65% {
        color: rgb(215, 195, 238);
      transform: scale3d(.95, 1.05, 1);
    }
  
    75% {
      transform: scale3d(1.05, .95, 1);
    }
  
    to {
        color: rgb(246, 237, 252);
      transform: scale3d(1, 1, 1);
    }
  }