body {
  background: #eceff1;
  color: rgba(0, 0, 0, 0.87);
  font-family: Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  padding: 0;
}

#message {
  background: white;
  max-width: 1200px;
  margin: 100px auto 16px;
  padding: 32px 24px;
  border-radius: 3px;
}

#message h2 {
  color: #ffa100;
  font-weight: bold;
  font-size: 16px;
  margin: 0 0 8px;
}

#message h1 {
  font-size: 22px;
  font-weight: 300;
  color: rgba(0, 0, 0, 0.6);
  margin: 0 0 16px;
}

#message p {
  line-height: 140%;
  margin: 16px 0 24px;
  font-size: 14px;
}

#message a {
  flex: 1;
  text-align: center;
  text-transform: uppercase;
  text-decoration: none;
  color: rgba(0, 0, 0, 0.87);
  border-radius: 4px;
}

#message,
#message a {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
}

#load {
  color: rgba(0, 0, 0, 0.4);
  text-align: center;
  font-size: 13px;
}

a.button-links.main.assignment {
  min-width: 250px;
  min-height: 300px;
  margin: 20px;
}

.buttons {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

.buttons {
  justify-content: space-around;
}

.assignment div {
  background: #f5f5f5;
  opacity: 0.9;
  padding: 10px;
}

.assignment {
  padding: 0;
  flex-direction: column;
  display: flex;
  justify-content: flex-end;
  background-size: cover !important;
  background-position: center !important;
  background-repeat: no-repeat !important;
}

.books {
  z-index: 9;
  background: white;
  position: fixed;
  top: 20px;
  right: 20px;
  border-radius: 20px;
  padding: 10px 20px;
}

@media (max-width: 600px) {
  body,
  #message {
    margin-top: 0;
    background: white;
    box-shadow: none;
  }

  body {
    border-top: 16px solid #ffa100;
  }
}