Btn Blub

by Andrey Izman

HTML

<div class="blob-effect">
     <span></span>
     <span></span>
     <span></span>
<div class="div-container">
      <a href="#">Hover</a>
</div>
</div>

CSS

body {
  background: #333;
}

.blob-effect {
  position: relative;
  width: 200px;
  height: 200px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.blob-effect span:nth-child(1) {
  position: absolute;
  top: 0px;
  left: 0px;
  width: 100%;
  height: 100%;
  border: 2px solid #a9ff68;
  border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%;
  transition: 0.5s;
  animation: rotate-blob 5s linear infinite;
}

.blob-effect:hover span:nth-child(1) {
  background: #d76bb1;
  border: none;
}

.blob-effect span:nth-child(2) {
  position: absolute;
  top: 0px;
  left: 0px;
  width: 100%;
  height: 100%;
  border: 2px solid #a9ff68;
  border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%;
  transition: 0.5s;
  animation: rotate-blob 4s linear infinite;
}

.blob-effect:hover span:nth-child(2) {
  background: #f192d0;
  border: none;
}

.blob-effect span:nth-child(3) {
  position: absolute;
  top: 0px;
  left: 0px;
  width: 100%;
  height: 100%;
  border: 2px solid #a9ff68;
  border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%;
  transition: 0.5s;
  animation: rotate-blob2 10s linear infinite;
}

.blob-effect:hover span:nth-child(3) {
  background: #f06ec294;
  border: none;
}

@keyframes rotate-blob {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

@keyframes rotate-blob2 {
  0% {
    transform: rotate(360deg);
  }

  100% {
    transform: rotate(0deg);
  }
}

.div-container {
  position: relative;
  padding: 40px 60px;
  color: #fff;
  text-align: center;
  transition: 0.5s;
  z-index: 10000;
}

.div-container p {
  color: #fff;
}

.div-container a {
  position: relative;
  display: inline-block;
  margin-top: 10px;
  border: 2px solid #fff;
  padding: 6px 18px;
  text-decoration: none;
  color: #fff;
  font-weight: 600;
  border-radius: 73% 27% 44% 56% / 49% 44% 56% 51%;
}

.div-container a:hover {
  background: #fff;
  color: #333;
}