@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Sacramento&display=swap");
* {
  font-family: "Poppins", sans-serif;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  background: #fff;
}

ul {
  position: relative;
}

ul li {
  list-style: none;
  text-align: center;
}
ul li a {
  color: #333;
  text-decoration: none;
  font-size: 2rem;
  padding: 5px 20px;
  display: inline-flex;
  font-weight: 300;
  letter-spacing: 0.1rem;
  text-transform: uppercase;
}

ul li:hover a {
  background: #333;
  color: var(--clr);
  font-weight: 500;
}
ul:hover > li:not(:hover){
  opacity: 0;
}
ul li a::before{
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 6rem;
  opacity: 0;
  color: #222;
  z-index: -1;
  font-weight: 400;
  text-transform: initial;
  letter-spacing: 500px;
  transition: letter-spacing 0.5s;
  font-family: 'Sacramento',cursive;
}

ul li a:hover::before{
  content: attr(data-text);
  opacity: 1;
  background: var(--clr);
  width: 250vh;
  height: 250vh;
  letter-spacing: 0;
}