*{
margin: 0;
padding: 0;

}
body{
  background: linear-gradient(#01012e,#240019);
  height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}
section{
  background: url('/images/stars1.png');
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;

}
ul{
  text-align: center;
}
ul:hover li a{
opacity: 0;
}
ul li{
  list-style: none;
    margin: 20px 0;
}

 ul li a{
  color: white;
  text-decoration: none;
  font-size: 30px;
  font-weight: 500;
  letter-spacing: 4px;
  background-color: darkblue;
  padding: 6px 15px;
  border-radius: 20px;
  display: inline-block;
  width: 200px;
  transition: 0.5s;
  text-transform: uppercase;
    align-items: center;
    position: relative;
    z-index: 1;
}

ul li a:hover{
  transform :scale(1.5);
  background: rgb(129, 127, 221);
opacity: 1;
}
ul li::after{
  content: attr(data-text);
  color: #fff;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50% ,-50%);
  font-size: 80px;
  font-weight: 900;
  text-transform: uppercase;
  opacity: 0;
  pointer-events: none;
letter-spacing: 50px;
transition: 0.5s;


}
ul li:hover:after{
opacity: 0.5;
    letter-spacing: 5px;


}
ul li::before{
  content: '';
  width:180px;
  height: 80px;
  background: white;
  position: absolute;
    left: 50%;
  top: 50%;
  transform: translate(-50% ,70%);
  border-radius: 50%;
  box-shadow: 0 0 80px orangered;
  opacity: 0;
  transition: 0.5s;
}
ul li:hover::before{
opacity: 0.5;
width:80px;
}