body {
  padding-bottom: 20px;
}
footer {
  position: fixed;
  width: 100%;
  font-size: 12px;
  text-align: center;
  bottom: 0;
  left: 0;
  line-height: 16px;
}
footer img {
  height: 16px;
  vertical-align: middle;
}
footer span {
  display: inline-block;
  color: #ccc;
}