footer {
  color: white;
  padding: 20px 0;
  text-align: center;
}

.icon {
  display: inline-block;
  width: 40px;
  height: 40px;
  background-color: #1a67db;
  border-radius: 50%;
  color: white;
  font-size: 20px;
  line-height: 40px;
  margin: 0 5px;
  text-decoration: none;
}