body {
  font-family: sans-serif;
  margin: 0;
  padding: 0;
  background: #f5f5f5;
  height: 100%;
}
.wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
header {
  background: #f5f5f5;
  color: #fff;
  padding: 10px;
  text-align: center;
}
main {
  flex: 1;
}
footer {
  background: #d71718;
  color: #fff;
  padding: 10px;
  text-align: center;
}
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px;
  text-align: center;
}
a {
  color: var(--red, #e60012);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}