* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    font-size: 62.5%;
  }
  
  .container {
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    background-color: #030a1b;
    perspective: 40rem;
  }
  
  .menu {
    width: 100%;
    padding: 0 25rem;
    display: flex;
    justify-content: space-evenly;
    transform-style: preserve-3d;
  }
  
  .change.menu .menu-item {
    transform: rotateY(0) rotateX(0) translateX(0) translateY(0) translateZ(0);
    opacity: 1;
  }
  
  .menu-item {
    width: 20rem;
    height: 15rem;
    background-color: #5588dd;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 1rem;
    cursor: pointer;
    box-shadow: 0 0 2rem rgba(100, 100, 255, 0.4);
  }
  
  .menu-item:hover {
    background-color: #ccccff;
    box-shadow: 0 0 3rem rgba(100, 100, 255, 0.6);
  }
  
  .menu-item:not(.center-item) {
    opacity: 0;
  }
  
  .menu-item:nth-child(1) {
    transform: rotateY(-70deg) rotateX(20deg) translateX(-50rem)
      translateY(-15rem) translateZ(-50rem);
    transition: transform 1.2s ease-in, opacity 1s ease-in, background-color 0.5s,
      box-shadow 0.5s;
  }
  .menu-item:nth-child(2) {
    transform: rotateY(-70deg) rotateX(20deg) translateX(-20rem) translateY(-5rem)
      translateZ(-20rem);
    transition: transform 1s ease-in, opacity 1s ease-in, background-color 0.5s,
      box-shadow 0.5s;
  }
  .menu-item:nth-child(3) {
    transform: rotateX(20deg);
    transition: transform 1s ease-in, background-color 0.5s, box-shadow 0.5s;
  }
  
  .menu-item:nth-child(4) {
    transform: rotateY(70deg) rotateX(20deg) translateX(20rem) translateY(-5rem)
      translateZ(-20rem);
    transition: transform 1s ease-in, opacity 1s ease-in, background-color 0.5s,
      box-shadow 0.5s;
  }
  
  .menu-item:nth-child(5) {
    transform: rotateY(70deg) rotateX(20deg) translateX(50rem) translateY(-15rem)
      translateZ(-50rem);
    transition: transform 1.2s ease-in, opacity 1s ease-in, background-color 0.5s,
      box-shadow 0.5s;
  }
  
  .menu-item i {
    font-size: 7rem;
    color: #222;
    transition: color 0.5s;
  }
  
  .menu-item:hover i {
    color: #6464ff;
  }