* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  :root {
    --gray-900: #121214;
    --gray-300: #444448;
  
    --primary-200: #fcd085;
    --primary-400: #ffbc48;
    font-size: 62.5%;
  }
  
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border-width: 0;
    white-space: nowrap;
  }
  
  body {
    background-color: #121213;
    font-size: 1.6rem;
  }
  
  body * {
    font-family: sans-serif;
  }
  
  header {
    text-align: center;
    color: white;
  
    padding: 3.2rem;
  
    max-width: 46rem;
    margin: auto;
  }
  
  h1 {
    opacity: .9;
  }
  
  .input-wrapper {
    position: relative;
  }
  
  header input {
    margin-top: 2rem;
    padding: 1rem 1.6rem;
    border-radius: .8rem;
  
    background-color: #444448;
    border: 0;
  
    width: 100%;
    color: white;
  
    font-size: 1.6rem;
  }
  
  .input-wrapper i {
    position: absolute;
    right: 1.2rem;
    bottom: 1.2rem;
  }
  
  main {
    padding-inline: 3.2rem;
    max-width: 70rem;
    margin: 3.2rem auto;
  }
  
  ul {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.6rem;
  
    list-style: none;
  }
  
  /* Se tiver um elemento em Hover(com o mouse me cima),
  faça algo com os que não estão hover(com o mouse por cima)  */
  ul:has(li:hover) li:not(:hover) {
    opacity: .6;
    scale: .98;
  }
  
  li {
    flex: 1;
    background-color: var(--gray-300);
    padding: 2.8rem;
    border-radius: .8rem;
    color: white;
  
    transition: all .2s;
  }
  
  li .header {
    display: flex;
    align-items: center;
    gap: .8rem;
  }
  
  li i {
    font-size: 2.4rem;
  
    background-color: var(--primary-400);
    color: var(--gray-900);
    border-radius: 50%;
    padding: .4rem;
  }
  
  li h2 {
    opacity: .9;
  }
  
  li p {
    margin-top: 1.6rem;
    opacity: .5;
  }
  
  li a {
    display: inline-block;
    color: white;
    margin-top: 1.6rem;
    font-weight: bold;
    text-decoration: none;
  
    transition: color .2s;
  }
  
  li a:hover {
    color: var(--primary-200);
  }

  .invisible {display: none;}
  
  @media (max-width: 36rem) {
    ul {
      grid-template-columns: 1fr;
    }
  }