.vertical-center {
  min-height: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center; }

html {
  background: url(../background-image.jpg) no-repeat center center fixed;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
  font-family: sans-serif; }
  html a,
  html a span {
    color: grey;
    text-decoration: none; }

.business-card {
  max-width: 500px;
  margin: 0 auto;
  box-shadow: 0 0 250px rgba(0, 0, 0, 0.4);
  background: rgba(255, 255, 255, 0.75); }
  .business-card article {
    padding: 2.5rem; }

.business-card__info {
  display: block;
  padding: 1rem 1.5rem;
  background: #a0c9dc;
  color: white;
  text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.3);
  line-height: 1.5rem;
  margin-bottom: 1rem; }

.business-card__header {
  padding: 0 2.5rem; }

.business-card__header__site-title {
  font-size: 15px; }

.business-card__header__logo {
  width: 250px;
  margin-left: -2rem; }