.popup{
  position: relative;
  display: inline-block;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* The actual popup */
.popup .popuptext {
  width: 360px;
  bottom: 125%;
  left: 10%;
  margin-left: -189px;
  padding: 15px;
  position: absolute;
  z-index: 1;
  background-color: #ffffff;
  color: #000000;
  text-align: center;
  border-radius: 6px;
  border: thin;
  border-style: solid;
}

/* Popup arrow */
.popup .popuptext::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -9px;
  border-width: 9px;
  border-style: solid;
  border-color: #555 transparent transparent transparent;
}