.page-header {
  padding: 20px;
}

#tooltip {
    position: absolute;
    width: 160px;
    height: auto;
    padding: 10px;
    background-color: white;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    border-radius: 10px;
    -webkit-box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.4);
    -mox-box-shadow: 4px 4px 4px 10px rgba(0, 0, 0, 0.4);
    box-shadow: 4px 4px 10px rbga(0, 0, 0, 0.4) pointer-events: none;
}

#tooltip.hidden {
    opacity: 0;
}

#tooltip > p {
  margin: 0;
}