a {
  color: #444;
  font-family: "Open Sans", Helvetica, Arial, sans-serif;
  font-size: 12px;
}

body {
  background-color: #fff;
  margin: 24px;
}

img {
  object-fit: contain;
  width: 100%;
}
 
.content {
  max-width: 512px;
  margin: auto;
}

.content-item {
  margin-bottom: 24px;
}

.footer {
  max-width: 512px;
  margin: auto;
}

.footer-left {
  float: left;
  text-align: left;
  width: 50px;
}

.footer-center {
  text-align: center;
  margin: 0 auto;
  width: 125px;
}

.footer-right {
  float: right;
  text-align: right;
  width: 50px;
}