btn animation

by Pranab Dey

HTML

<div class='container'>
  <div class='layer'></div>
  <button>Button</button>
</div>

SCSS

body {
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  height: 100vh;
  background: #07031d;
}
.layer {
  position: relative;
  z-index: 4;
  &::before {
    content: '';
    background: rgba(#DBA217, 0.8);
    filter: blur(10px);
    width: 100%;
    height: 90px;
    border-radius: 50px;
    position: absolute;
  }
  &::after {
    content: 'Button';
    width: 100%;
    height: 90px;
    border-radius: 50px;
    position: absolute;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 30px;
    font-family: helvetica;
    color: white;
    font-weight: bold;
    
  }
}

button {
  border: 0;
  width: 280px;
  padding: 27px 0;
  border-radius: 50px;
  font-size: 30px;
  color: transparent;
  overflow: hidden;
  position: relative;
  z-index: 3;
  box-shadow: inset 0px 0px 12px 2px #DBA217;
  background: #efd28b;
  &::after {
    content: '';
    width: 50px;
    position: absolute;
    height: 50px;
    background: red;
    z-index: 1;
    filter: blur(10px);
    right: 0;
    top: 0;
    border-radius: 50px;
    box-shadow: 20px 10px 20px 40px #4CAF50, -20px -10px 20px 40px #a1175c;
    animation: moveBefore 5s linear infinite;
  }
  &::before {
    content: '';
    width: 60px;
    position: absolute;
    height: 60px;
    background: red;
    z-index: 1;
    filter: blur(10px);
    box-shadow: 20px 15px 20px 40px #FFFF00, -20px -15px 20px 40px #c7362c;
    left: 0;
    top: 0;
    border-radius: 50px;
    animation: move 5s linear infinite;
  }
}

@keyframes move {
  0% {
    top: 10%; left: 12%;
  }
  15% {
    top: 20%; left: 20%;
    transform: rotate(15deg);
  }
  25% {
    top: 30%; left: 30%;
  }
  45% {
    top: 40%; left: 60%;
    transform: rotate(45deg);
    background: #a1175c;
  }
  60% {
    top: 30%; left: 90%;
  }
  70% {
    top: 25%; left: 70%;
    transform: rotate(35deg);
    background: #2962FF;
  }
  80% {
    top: 35%; left: 50%;
  }
  85% {
    top: 15%; left:...