img.top-left {
    position: relative;
    top: 8px;
    
}

img.centered, div.centered, h1.centered, h2.centered {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 50%;
}

div.center, h1.centered, h2.centered  {
  text-align: center;
}

a.left {
  position: relative;
  left: 10px;
}

a.right {
    position: absolute;
    right: 450px;
}