footer {
  grid-column: 1 / 4;
  background-color: #3d3939;
  text-align: center;
  padding: 10px;
  width: 100%;
  color: white;
  font-size: 10px;
}

footer a {
  font-size: 15px;
  text-decoration: none;
  color: white;
}

footer a:hover {
  text-decoration: underline;
}

footer img {
  width: 100%;
  max-width: 100px;
  padding-top: 5px;
  padding-bottom:10px;
}