body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  .content {
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    img {
      max-width: 80%;
      width: 400px;
    }
  }
}