* {
  box-sizing: border-box;
}

body {
  background-color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  overflow: hidden;
  margin: 0;
}

button {
  background-color: #9370DB ;
  color: #FFF;
  border: 1px #58467D solid;
  font-size: 14px;
  letter-spacing: 2px;
  padding: 20px 30px;
  overflow: hidden;
  margin: 10px 0;
  position: relative;
  border-radius: 10px;
  cursor: pointer;
box-shadow: 3px 6px 10px #58467D ;
}
button:hover{
	box-shadow: 1px 2px 1px #58467D ;
  background-color: #7D5EBC ;
}

button:focus {
  outline: none;
}

button .circle {
  position: absolute;
  background-color: #fff;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  animation: scale 1.5s ease-out;
}

@keyframes scale {
  to {
   transform: translate(-50%, -50%) scale(3);
   opacity: 0;
  }
}