html, body, #root {
  height: 100%;
}

body {
  width: 100%;
  height: 100%;
  color: #fff;
  background-color: #333;
  text-align: center;
  text-shadow: 0 0.05rem 0.1rem rgba(0, 0, 0, .5);
  box-shadow: inset 0 0 5rem rgba(0, 0, 0, .5);
}

a {
  color: #fff;
}

.cover-container {
  max-width: 42rem;
}

.cover-brand {
  float: left;
}

.nav a {
  margin-left: 1rem;
  padding: .25rem 0;
  font-weight: 700;
  color: rgba(255, 255, 255, .5);
  background-color: transparent;
  border-bottom: .25rem solid transparent;
}

.nav .active {
  color: #fff;
  border-bottom-color: #fff;
}

.cover-main {
  padding: 0 1.5rem;
}

.cover-footer {
  color: rgba(255, 255, 255, .5);
}