html, body {
  height: 100%;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Helvetica Neue, Ubuntu, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.main {
  flex: 1 0 auto;
}
.symbol {
  margin-bottom: 2rem;
}
.symbol svg {
  width: 100%;
  height: auto;
}
.main {
  color: #212121;
  background-color: #d7dee4;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}
.main h1, .main h2 {
  font-family: inherit;
  margin: 0 0 1rem 0;
  font-weight: 700;
}
.main h1 {
  font-size: 4rem;
  margin-bottom: 2rem;
  line-height: 1;
  color: #002c4b;
}
.main h2 {
  font-size: 2rem;
}
.main__button {
  display: inline-block;
  text-decoration: none;
  color: white;
  background-color: #016EBC;
  text-transform: uppercase;
  padding: .5rem 1rem;
  border-radius: 4px;
  transition: all .3s ease;
  margin: 1rem auto;
}
.main__button:hover, .main__button:focus {
  background-color: #018cef;
}
.main__button:active {
  transition: transform .3s ease;
  transform: scale(.95);
}
footer {
  flex-shrink: 0;
  padding: 1rem;
  background-color: #002c4b;
  text-align: center;
  color: #d7dee4;
}
@media screen and (min-width: 480px) {
  .main h1 {
    font-size: 6rem;
  }
}