body {
    margin: auto;
    max-width: 1280px;
    width: 100%;
    color: rgb(125, 125, 125);
    background-color: rgb(245, 245, 245);
    font-size: 1rem;
    font-size-adjust: initial;
    font-family: 'Hiragino Kaku Gothic Pro', 'Meiryo', sans-serif;
    min-height: 100vh;
  }

a {
  text-decoration:none; 
}

  a,a:hover,a:visited{
  color: inherit;
}

img{
  width: 10%;
}


div {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 800px;
}