:before, *::after {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    html {
      color-scheme: dark;
      font-size: 18px;
    }

    body {
      min-height: 100vh;
      padding: 50px;
      display: flex;
      align-items: center;
      justify-content: center;
      background-color: #18191C;
      color: #000000;
      font-family: "Roboto", sans-serif;
    }

    p {
      margin: 7px 0;
      font-size: 1rem;
      line-height: 1.4;
    }

    .chat__item > p:first-of-ty