@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');

.ylo-user {
  position: absolute;
  right: 10px;
  top: 10px;
  width: 50px;
  height: 50px;
  background-color: #efefef;
  color: #333;
  font-family: 'Roboto', sans-serif;
  font-size: 1em;
  border-radius: 5px;
  overflow: hidden;
  user-select: none;
  outline: none;
  cursor: pointer;
}
.ylo-user .label {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 100%;
  text-align: center;
  transform: translateX(-50%) translateY(-50%);
}
.ylo-user.logged-in {
  background-color: green;
}
body:not(.logged-in) .display-logged-in {
  display: none;
}
body.logged-in .display-logged-out {
  display: none;
}