html {
  overflow: -moz-scrollbars-vertical;
  background-color: #1D3461;
}

header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  margin-bottom: 60px;
}

header #title {
  grid-column: 2;
  justify-self: center;
  font-size: 48px;
  text-decoration: none;
  font-family:'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
  color: #D3DAD9;
}

footer {
  margin-top: 40px;
  text-align: center;
}

body {
  color: white;
}

a:link {
  color: lightgreen
}

a:visited {
  color: darkgreen;
}

#error_box {
  display: grid;
  justify-items: center;
  align-items: center;
  margin: 0 auto;
  max-width: 60%;
  color: red;
}

header .auth_buttons {
  grid-column: 3;
  display: grid;
  grid-auto-flow: column;
  gap: 12px;
  align-items: center;
  justify-content: end;
}

header .btn {
  display: grid;
  place-items: center;
  padding: 8px 16px;
  border-radius: 12px;
  background: #829CBC;
  color: white;
  border: none;
  font-size: medium;
  cursor: pointer;
  transition: background 0.3s ease;
}

header .btn:hover {
   background-color: #3E6990;
}

header #logout_btn {
  display: none;
}

#scrollToTop {
  display: grid;
  margin: 40px auto 20px;
  background: transparent url("/media/scroll-icon.png") no-repeat right center;
  background-size: 32px 32px;
  padding-right: 40px;
  color: white;
  border: none;
  font-size: large;
  cursor: pointer;
}

#scrollToTop:hover {
  color: whitesmoke;
}