.tir-navbar {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 96vh;
  right: 0;
  overflow: hidden;
  user-select: none;
}

.tir-navbar a {
  text-decoration: none;
  transition: all 200ms ease-in-out;
  float: left;
  margin: 0.5vh;
  text-align: center;
  border-radius: 0.5rem;
  height: 3vh;
  padding-left: 1rem;
  padding-right: 1rem;
  line-height: 3vh;
}

.tir-navbar a:first {
  font-weight: bold;
  font-size: 1.5rem;
}

.tir-navbar a:hover {
  background-color: rgba(255, 255, 255, 0.25);
}